23640644604632 has 32 divisors (see below), whose sum is σ = 48438242032320. Its totient is φ = 10727441310240.

The previous prime is 23640644604617. The next prime is 23640644604649.

23640644604632 is nontrivially palindromic in base 10.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 228776018 + ... + 228879329.

It is an arithmetic number, because the mean of its divisors is an integer number (1513695063510).

Almost surely, 2^{23640644604632} is an apocalyptic number.

23640644604632 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23640644604632 is an abundant number, since it is smaller than the sum of its proper divisors (24797597427688).

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

23640644604632 is a wasteful number, since it uses less digits than its factorization.

23640644604632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457655951 (or 457655947 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 50.

It can be divided in two parts, 2364064 and 4604632, that added together give a palindrome (6968696).

The spelling of 23640644604632 in words is "twenty-three trillion, six hundred forty billion, six hundred forty-four million, six hundred four thousand, six hundred thirty-two".