165006392656 has 40 divisors (see below), whose sum is σ = 365590628480. Its totient is φ = 70674574464.

The previous prime is 165006392651. The next prime is 165006392659. The reversal of 165006392656 is 656293600561.

165006392656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165006392651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254436 + ... + 628291.

It is an arithmetic number, because the mean of its divisors is an integer number (9139765712).

Almost surely, 2^165006392656 is an apocalyptic number.

165006392656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

165006392656 is an abundant number, since it is smaller than the sum of its proper divisors (200584235824).

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

165006392656 is a wasteful number, since it uses less digits than its factorization.

165006392656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884411 (or 884405 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 49.

The spelling of 165006392656 in words is "one hundred sixty-five billion, six million, three hundred ninety-two thousand, six hundred fifty-six".