10532631638 has 16 divisors (see below), whose sum is σ = 16521965280. Its totient is φ = 5026312896.

The previous prime is 10532631623. The next prime is 10532631649. The reversal of 10532631638 is 83613623501.

It is a super-2 number, since 2×10532631638² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229493 + ... + 271536.

It is an arithmetic number, because the mean of its divisors is an integer number (1032622830).

Almost surely, 2^10532631638 is an apocalyptic number.

10532631638 is a deficient number, since it is larger than the sum of its proper divisors (5989333642).

10532631638 is a wasteful number, since it uses less digits than its factorization.

10532631638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501511.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 10532631638 in words is "ten billion, five hundred thirty-two million, six hundred thirty-one thousand, six hundred thirty-eight".