245604637684 has 24 divisors (see below), whose sum is σ = 512566201728. Its totient is φ = 100682646240.

The previous prime is 245604637667. The next prime is 245604637709. The reversal of 245604637684 is 486736406542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190686187 + ... + 190687474.

It is an arithmetic number, because the mean of its divisors is an integer number (21356925072).

Almost surely, 2^245604637684 is an apocalyptic number.

It is an amenable number.

245604637684 is an abundant number, since it is smaller than the sum of its proper divisors (266961564044).

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

245604637684 is a wasteful number, since it uses less digits than its factorization.

245604637684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381373695 (or 381373693 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 55.

The spelling of 245604637684 in words is "two hundred forty-five billion, six hundred four million, six hundred thirty-seven thousand, six hundred eighty-four".