52408664642456 has 16 divisors (see below), whose sum is σ = 99039996176640. Its totient is φ = 25997998995360.

The previous prime is 52408664642437. The next prime is 52408664642497. The reversal of 52408664642456 is 65424646680425.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25791664655 + ... + 25791666686.

It is an arithmetic number, because the mean of its divisors is an integer number (6189999761040).

Almost surely, 2^{52408664642456} is an apocalyptic number.

It is an amenable number.

52408664642456 is a deficient number, since it is larger than the sum of its proper divisors (46631331534184).

52408664642456 is a wasteful number, since it uses less digits than its factorization.

52408664642456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51583331474 (or 51583331470 counting only the distinct ones).

The product of its (nonzero) digits is 265420800, while the sum is 62.

The spelling of 52408664642456 in words is "fifty-two trillion, four hundred eight billion, six hundred sixty-four million, six hundred forty-two thousand, four hundred fifty-six".