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BaseRepresentation
bin1000001110010110101001…
…10010111001111010011000
32101000221112101201112002020
410013023110302321322120
54332302330400232420
6102244150542534440
73544424431140120
oct407132462717230
971027471645066
1018085382430360
115842a70995993
122041099b97420
13a125a101250b
144674a1317c80
15215697b71340
hex1072d4cb9e98

18085382430360 has 128 divisors (see below), whose sum is σ = 62010661363200. Its totient is φ = 4133559306240.

The previous prime is 18085382430337. The next prime is 18085382430431. The reversal of 18085382430360 is 6303428358081.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13901856 + ... + 15147024.

It is an arithmetic number, because the mean of its divisors is an integer number (484458291900).

Almost surely, 218085382430360 is an apocalyptic number.

18085382430360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18085382430360 is an abundant number, since it is smaller than the sum of its proper divisors (43925278932840).

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

18085382430360 is a wasteful number, since it uses less digits than its factorization.

18085382430360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262481 (or 1262477 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 51.

The spelling of 18085382430360 in words is "eighteen trillion, eighty-five billion, three hundred eighty-two million, four hundred thirty thousand, three hundred sixty".