10521531046 has 16 divisors (see below), whose sum is σ = 17034192000. Its totient is φ = 4845270528.

The previous prime is 10521531019. The next prime is 10521531049. The reversal of 10521531046 is 64013512501.

10521531046 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10521531046² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10521531049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438966 + ... + 462313.

It is an arithmetic number, because the mean of its divisors is an integer number (1064637000).

Almost surely, 2^10521531046 is an apocalyptic number.

10521531046 is a deficient number, since it is larger than the sum of its proper divisors (6512660954).

10521531046 is a wasteful number, since it uses less digits than its factorization.

10521531046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901743.

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 10521531046 in words is "ten billion, five hundred twenty-one million, five hundred thirty-one thousand, forty-six".