164535522521364 has 48 divisors (see below), whose sum is σ = 426574383661440. Its totient is φ = 54845070448320.

The previous prime is 164535522521347. The next prime is 164535522521387. The reversal of 164535522521364 is 463125225535461.

It is a happy number.

164535522521364 is a `hidden beast` number, since 1 + 6 + 4 + 5 + 3 + 5 + 52 + 2 + 521 + 3 + 64 = 666.

164535522521364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 164535522521364.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74260144 + ... + 76443704.

It is an arithmetic number, because the mean of its divisors is an integer number (8886966326280).

Almost surely, 2^{164535522521364} is an apocalyptic number.

It is an amenable number.

164535522521364 is an abundant number, since it is smaller than the sum of its proper divisors (262038861140076).

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

164535522521364 is a wasteful number, since it uses less digits than its factorization.

164535522521364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881277 (or 2881269 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 54.

The spelling of 164535522521364 in words is "one hundred sixty-four trillion, five hundred thirty-five billion, five hundred twenty-two million, five hundred twenty-one thousand, three hundred sixty-four".