10642531746 has 64 divisors (see below), whose sum is σ = 26987074560. Its totient is φ = 2717434560.

The previous prime is 10642531727. The next prime is 10642531747. The reversal of 10642531746 is 64713524601.

It is a happy number.

It is a super-2 number, since 2×10642531746² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10642531747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167961 + ... + 222476.

It is an arithmetic number, because the mean of its divisors is an integer number (421673040).

Almost surely, 2^10642531746 is an apocalyptic number.

10642531746 is an abundant number, since it is smaller than the sum of its proper divisors (16344542814).

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

10642531746 is a wasteful number, since it uses less digits than its factorization.

10642531746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390519.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 10642531746 in words is "ten billion, six hundred forty-two million, five hundred thirty-one thousand, seven hundred forty-six".