1250564353625 has 8 divisors (see below), whose sum is σ = 1560704313480. Its totient is φ = 1000451482800.

The previous prime is 1250564353603. The next prime is 1250564353651. The reversal of 1250564353625 is 5263534650521.

It can be written as a sum of positive squares in 4 ways, for example, as 311194391104 + 939369962521 = 557848^2 + 969211^2 .

It is not a de Polignac number, because 1250564353625 - 2⁸ = 1250564353369 is a prime.

It is a super-2 number, since 2×1250564353625² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1250564353625.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5002257290 + ... + 5002257539.

It is an arithmetic number, because the mean of its divisors is an integer number (195088039185).

Almost surely, 2^{1250564353625} is an apocalyptic number.

It is an amenable number.

1250564353625 is a deficient number, since it is larger than the sum of its proper divisors (310139959855).

1250564353625 is an equidigital number, since it uses as much as digits as its factorization.

1250564353625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10004514844 (or 10004514834 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 1250564353625 in words is "one trillion, two hundred fifty billion, five hundred sixty-four million, three hundred fifty-three thousand, six hundred twenty-five".