252400699933 has 2 divisors, whose sum is σ = 252400699934. Its totient is φ = 252400699932.

The previous prime is 252400699927. The next prime is 252400700099. The reversal of 252400699933 is 339996004252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203128687204 + 49272012729 = 450698^2 + 221973^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252400699933 is a prime.

It is a super-2 number, since 2×252400699933² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252400699913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126200349966 + 126200349967.

It is an arithmetic number, because the mean of its divisors is an integer number (126200349967).

Almost surely, 2^252400699933 is an apocalyptic number.

It is an amenable number.

252400699933 is a deficient number, since it is larger than the sum of its proper divisors (1).

252400699933 is an equidigital number, since it uses as much as digits as its factorization.

252400699933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3149280, while the sum is 52.

The spelling of 252400699933 in words is "two hundred fifty-two billion, four hundred million, six hundred ninety-nine thousand, nine hundred thirty-three".