52985595251 has 2 divisors, whose sum is σ = 52985595252. Its totient is φ = 52985595250.

The previous prime is 52985595227. The next prime is 52985595293. The reversal of 52985595251 is 15259558925.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52985595251 - 2²² = 52981400947 is a prime.

It is not a weakly prime, because it can be changed into another prime (52985595151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26492797625 + 26492797626.

It is an arithmetic number, because the mean of its divisors is an integer number (26492797626).

Almost surely, 2^52985595251 is an apocalyptic number.

52985595251 is a deficient number, since it is larger than the sum of its proper divisors (1).

52985595251 is an equidigital number, since it uses as much as digits as its factorization.

52985595251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100000, while the sum is 56.

The spelling of 52985595251 in words is "fifty-two billion, nine hundred eighty-five million, five hundred ninety-five thousand, two hundred fifty-one".