252800277997 has 2 divisors, whose sum is σ = 252800277998. Its totient is φ = 252800277996.

The previous prime is 252800277967. The next prime is 252800278057. The reversal of 252800277997 is 799772008252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199850126116 + 52950151881 = 447046^2 + 230109^2 .

It is a cyclic number.

It is not a de Polignac number, because 252800277997 - 2¹⁹ = 252799753709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252800277967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126400138998 + 126400138999.

It is an arithmetic number, because the mean of its divisors is an integer number (126400138999).

Almost surely, 2^252800277997 is an apocalyptic number.

It is an amenable number.

252800277997 is a deficient number, since it is larger than the sum of its proper divisors (1).

252800277997 is an equidigital number, since it uses as much as digits as its factorization.

252800277997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8890560, while the sum is 58.

The spelling of 252800277997 in words is "two hundred fifty-two billion, eight hundred million, two hundred seventy-seven thousand, nine hundred ninety-seven".