5202561604923 has 32 divisors (see below), whose sum is σ = 7714075910400. Its totient is φ = 3465415597248.

The previous prime is 5202561604883. The next prime is 5202561604939. The reversal of 5202561604923 is 3294061652025.

5202561604923 is a `hidden beast` number, since 5 + 2 + 0 + 2 + 5 + 616 + 0 + 4 + 9 + 23 = 666.

It is not a de Polignac number, because 5202561604923 - 2²¹ = 5202559507771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5202561644923) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 293142736 + ... + 293160482.

It is an arithmetic number, because the mean of its divisors is an integer number (241064872200).

Almost surely, 2^{5202561604923} is an apocalyptic number.

5202561604923 is a deficient number, since it is larger than the sum of its proper divisors (2511514305477).

5202561604923 is a wasteful number, since it uses less digits than its factorization.

5202561604923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26408 (or 26402 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 5202561604923 in words is "five trillion, two hundred two billion, five hundred sixty-one million, six hundred four thousand, nine hundred twenty-three".