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80364415384 = 231117120144729
BaseRepresentation
bin100101011011000010…
…1111010100110011000
321200102201211021221001
41022312011322212120
52304041242243014
6100530252154344
75543335155061
oct1126605724630
9250381737831
1080364415384
113109a687820
12136a9a689b4
137769797516
143c65319568
1521554a3974
hex12b617a998

80364415384 has 64 divisors (see below), whose sum is σ = 174200090400. Its totient is φ = 34351104000.

The previous prime is 80364415357. The next prime is 80364415393. The reversal of 80364415384 is 48351446308.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1774332 + ... + 1819060.

Almost surely, 280364415384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80364415384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87100045200).

80364415384 is an abundant number, since it is smaller than the sum of its proper divisors (93835675016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80364415384 is a wasteful number, since it uses less digits than its factorization.

80364415384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45964 (or 45960 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 80364415384 in words is "eighty billion, three hundred sixty-four million, four hundred fifteen thousand, three hundred eighty-four".

Divisors: 1 2 4 8 11 17 22 34 44 68 88 136 187 374 748 1201 1496 2402 4804 9608 13211 20417 26422 40834 44729 52844 81668 89458 105688 163336 178916 224587 357832 449174 492019 760393 898348 984038 1520786 1796696 1968076 3041572 3936152 6083144 8364323 16728646 33457292 53719529 66914584 107439058 214878116 429756232 590914819 913231993 1181829638 1826463986 2363659276 3652927972 4727318552 7305855944 10045551923 20091103846 40182207692 80364415384