250252555249 has 2 divisors, whose sum is σ = 250252555250. Its totient is φ = 250252555248.

The previous prime is 250252555213. The next prime is 250252555283. The reversal of 250252555249 is 942555252052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242007915249 + 8244640000 = 491943^2 + 90800^2 .

It is a cyclic number.

It is not a de Polignac number, because 250252555249 - 2¹⁹ = 250252030961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 250252555199 and 250252555208.

It is not a weakly prime, because it can be changed into another prime (250252555549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125126277624 + 125126277625.

It is an arithmetic number, because the mean of its divisors is an integer number (125126277625).

Almost surely, 2^250252555249 is an apocalyptic number.

It is an amenable number.

250252555249 is a deficient number, since it is larger than the sum of its proper divisors (1).

250252555249 is an equidigital number, since it uses as much as digits as its factorization.

250252555249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800000, while the sum is 46.

The spelling of 250252555249 in words is "two hundred fifty billion, two hundred fifty-two million, five hundred fifty-five thousand, two hundred forty-nine".