23664764634 has 32 divisors (see below), whose sum is σ = 54831868800. Its totient is φ = 6668739072.

The previous prime is 23664764603. The next prime is 23664764693. The reversal of 23664764634 is 43646746632.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3856159 + ... + 3862290.

It is an arithmetic number, because the mean of its divisors is an integer number (1713495900).

Almost surely, 2^23664764634 is an apocalyptic number.

23664764634 is an abundant number, since it is smaller than the sum of its proper divisors (31167104166).

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

23664764634 is a wasteful number, since it uses less digits than its factorization.

23664764634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7718534.

The product of its digits is 10450944, while the sum is 51.

The spelling of 23664764634 in words is "twenty-three billion, six hundred sixty-four million, seven hundred sixty-four thousand, six hundred thirty-four".