165302257421364 has 96 divisors (see below), whose sum is σ = 461500278865920. Its totient is φ = 45051217588608.

The previous prime is 165302257421333. The next prime is 165302257421479. The reversal of 165302257421364 is 463124752203561.

165302257421364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×165302257421364² (a number of 29 digits) contains 22 as substring.

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, 408581364 + ... + 408985739.

It is an arithmetic number, because the mean of its divisors is an integer number (4807294571520).

Almost surely, 2^{165302257421364} is an apocalyptic number.

165302257421364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

165302257421364 is an abundant number, since it is smaller than the sum of its proper divisors (296198021444556).

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

165302257421364 is a wasteful number, since it uses less digits than its factorization.

165302257421364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817567229 (or 817567227 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 51.

The spelling of 165302257421364 in words is "one hundred sixty-five trillion, three hundred two billion, two hundred fifty-seven million, four hundred twenty-one thousand, three hundred sixty-four".