56863497499 has 2 divisors, whose sum is σ = 56863497500. Its totient is φ = 56863497498.

The previous prime is 56863497479. The next prime is 56863497527. The reversal of 56863497499 is 99479436865.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56863497499 - 2⁷ = 56863497371 is a prime.

It is not a weakly prime, because it can be changed into another prime (56863497419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28431748749 + 28431748750.

It is an arithmetic number, because the mean of its divisors is an integer number (28431748750).

Almost surely, 2^56863497499 is an apocalyptic number.

56863497499 is a deficient number, since it is larger than the sum of its proper divisors (1).

56863497499 is an equidigital number, since it uses as much as digits as its factorization.

56863497499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352719360, while the sum is 70.

The spelling of 56863497499 in words is "fifty-six billion, eight hundred sixty-three million, four hundred ninety-seven thousand, four hundred ninety-nine".