52807574999 has 2 divisors, whose sum is σ = 52807575000. Its totient is φ = 52807574998.

The previous prime is 52807574959. The next prime is 52807575071. The reversal of 52807574999 is 99947570825.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52807574999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52807574959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26403787499 + 26403787500.

It is an arithmetic number, because the mean of its divisors is an integer number (26403787500).

Almost surely, 2^52807574999 is an apocalyptic number.

52807574999 is a deficient number, since it is larger than the sum of its proper divisors (1).

52807574999 is an equidigital number, since it uses as much as digits as its factorization.

52807574999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 52807574999 in words is "fifty-two billion, eight hundred seven million, five hundred seventy-four thousand, nine hundred ninety-nine".