252777802999 has 2 divisors, whose sum is σ = 252777803000. Its totient is φ = 252777802998.

The previous prime is 252777802997. The next prime is 252777803009. The reversal of 252777802999 is 999208777252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252777802999 - 2¹ = 252777802997 is a prime.

Together with 252777802997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252777802997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126388901499 + 126388901500.

It is an arithmetic number, because the mean of its divisors is an integer number (126388901500).

Almost surely, 2^252777802999 is an apocalyptic number.

252777802999 is a deficient number, since it is larger than the sum of its proper divisors (1).

252777802999 is an equidigital number, since it uses as much as digits as its factorization.

252777802999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80015040, while the sum is 67.

The spelling of 252777802999 in words is "two hundred fifty-two billion, seven hundred seventy-seven million, eight hundred two thousand, nine hundred ninety-nine".