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90480859349 = 472725370639
BaseRepresentation
bin101010001000100010…
…1000101100011010101
322122112202200220010212
41110101011011203111
52440301044444344
6105322154455205
76352125420566
oct1242105054325
9278482626125
1090480859349
11354110a4911
1215651a34505
1386bc63513a
144544b1016d
1525486b379e
hex15111458d5

90480859349 has 8 divisors (see below), whose sum is σ = 92410682880. Its totient is φ = 88551231696.

The previous prime is 90480859327. The next prime is 90480859379. The reversal of 90480859349 is 94395808409.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90480859349 - 216 = 90480793813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90480859379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1245572 + ... + 1316210.

It is an arithmetic number, because the mean of its divisors is an integer number (11551335360).

Almost surely, 290480859349 is an apocalyptic number.

It is an amenable number.

90480859349 is a deficient number, since it is larger than the sum of its proper divisors (1929823531).

90480859349 is a wasteful number, since it uses less digits than its factorization.

90480859349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97939.

The product of its (nonzero) digits is 11197440, while the sum is 59.

The spelling of 90480859349 in words is "ninety billion, four hundred eighty million, eight hundred fifty-nine thousand, three hundred forty-nine".

Divisors: 1 47 27253 70639 1280891 3320033 1925124667 90480859349