10521375884 has 12 divisors (see below), whose sum is σ = 18861491208. Its totient is φ = 5132378400.

The previous prime is 10521375863. The next prime is 10521375937. The reversal of 10521375884 is 48857312501.

It is a super-2 number, since 2×10521375884² (a number of 21 digits) contains 22 as substring.

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, 32077202 + ... + 32077529.

It is an arithmetic number, because the mean of its divisors is an integer number (1571790934).

Almost surely, 2^10521375884 is an apocalyptic number.

It is an amenable number.

10521375884 is a deficient number, since it is larger than the sum of its proper divisors (8340115324).

10521375884 is a wasteful number, since it uses less digits than its factorization.

10521375884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64154776 (or 64154774 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 44.

The spelling of 10521375884 in words is "ten billion, five hundred twenty-one million, three hundred seventy-five thousand, eight hundred eighty-four".