165455599310352 has 120 divisors (see below), whose sum is σ = 499207414305600. Its totient is φ = 50854018109184.

The previous prime is 165455599310299. The next prime is 165455599310363. The reversal of 165455599310352 is 253013995554561.

165455599310352 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 5 + 5 + 599 + 3 + 1 + 0 + 35 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 165455599310352.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46366902 + ... + 49807637.

It is an arithmetic number, because the mean of its divisors is an integer number (4160061785880).

Almost surely, 2^{165455599310352} is an apocalyptic number.

165455599310352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165455599310352 is an abundant number, since it is smaller than the sum of its proper divisors (333751814995248).

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

165455599310352 is a wasteful number, since it uses less digits than its factorization.

165455599310352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96175485 (or 96175476 counting only the distinct ones).

The product of its (nonzero) digits is 109350000, while the sum is 63.

The spelling of 165455599310352 in words is "one hundred sixty-five trillion, four hundred fifty-five billion, five hundred ninety-nine million, three hundred ten thousand, three hundred fifty-two".