103521036564 has 72 divisors (see below), whose sum is σ = 295310826720. Its totient is φ = 30288283200.

The previous prime is 103521036551. The next prime is 103521036607. The reversal of 103521036564 is 465630125301.

103521036564 is a `hidden beast` number, since 1 + 0 + 3 + 52 + 10 + 36 + 564 = 666.

It is a super-2 number, since 2×103521036564² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4495702 + ... + 4518669.

It is an arithmetic number, because the mean of its divisors is an integer number (4101539260).

Almost surely, 2^103521036564 is an apocalyptic number.

It is an amenable number.

103521036564 is an abundant number, since it is smaller than the sum of its proper divisors (191789790156).

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

103521036564 is a wasteful number, since it uses less digits than its factorization.

103521036564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9014421 (or 9014416 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 103521036564 in words is "one hundred three billion, five hundred twenty-one million, thirty-six thousand, five hundred sixty-four".