165246151552564 has 6 divisors (see below), whose sum is σ = 289180765216994. Its totient is φ = 82623075776280.

The previous prime is 165246151552541. The next prime is 165246151552589. The reversal of 165246151552564 is 465255151642561.

165246151552564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 97394358224164 + 67851793328400 = 9868858^2 + 8237220^2 .

It is a junction number, because it is equal to n+sod(n) for n = 165246151552499 and 165246151552508.

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, 20655768944067 + ... + 20655768944074.

Almost surely, 2^{165246151552564} is an apocalyptic number.

It is an amenable number.

165246151552564 is a deficient number, since it is larger than the sum of its proper divisors (123934613664430).

165246151552564 is a wasteful number, since it uses less digits than its factorization.

165246151552564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41311537888145 (or 41311537888143 counting only the distinct ones).

The product of its digits is 43200000, while the sum is 58.

The spelling of 165246151552564 in words is "one hundred sixty-five trillion, two hundred forty-six billion, one hundred fifty-one million, five hundred fifty-two thousand, five hundred sixty-four".