22832072646 has 64 divisors (see below), whose sum is σ = 48420998400. Its totient is φ = 7157310336.

The previous prime is 22832072639. The next prime is 22832072651. The reversal of 22832072646 is 64627023822.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22832072598 and 22832072607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10362981 + ... + 10365183.

It is an arithmetic number, because the mean of its divisors is an integer number (756578100).

Almost surely, 2^22832072646 is an apocalyptic number.

22832072646 is an abundant number, since it is smaller than the sum of its proper divisors (25588925754).

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

22832072646 is a wasteful number, since it uses less digits than its factorization.

22832072646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 22832072646 in words is "twenty-two billion, eight hundred thirty-two million, seventy-two thousand, six hundred forty-six".