165215132426504 has 16 divisors (see below), whose sum is σ = 309873660451920. Its totient is φ = 82582156306000.

The previous prime is 165215132426441. The next prime is 165215132426549. The reversal of 165215132426504 is 405624231512561.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3176210774 + ... + 3176262789.

It is an arithmetic number, because the mean of its divisors is an integer number (19367103778245).

Almost surely, 2^{165215132426504} is an apocalyptic number.

It is an amenable number.

165215132426504 is a deficient number, since it is larger than the sum of its proper divisors (144658528025416).

165215132426504 is a wasteful number, since it uses less digits than its factorization.

165215132426504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352476820 (or 6352476816 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 165215132426504 in words is "one hundred sixty-five trillion, two hundred fifteen billion, one hundred thirty-two million, four hundred twenty-six thousand, five hundred four".