165370455904 has 12 divisors (see below), whose sum is σ = 325573085124. Its totient is φ = 82685227936.

The previous prime is 165370455889. The next prime is 165370455919. The reversal of 165370455904 is 409554073561.

It is an interprime number because it is at equal distance from previous prime (165370455889) and next prime (165370455919).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583913342 + ... + 2583913405.

It is an arithmetic number, because the mean of its divisors is an integer number (27131090427).

Almost surely, 2^165370455904 is an apocalyptic number.

It is an amenable number.

165370455904 is a deficient number, since it is larger than the sum of its proper divisors (160202629220).

165370455904 is an equidigital number, since it uses as much as digits as its factorization.

165370455904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167826757 (or 5167826749 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 165370455904 in words is "one hundred sixty-five billion, three hundred seventy million, four hundred fifty-five thousand, nine hundred four".