264441130251625 has 64 divisors (see below), whose sum is σ = 345595880448000. Its totient is φ = 201779178744000.

The previous prime is 264441130251619. The next prime is 264441130251631. The reversal of 264441130251625 is 526152031144462.

It is an interprime number because it is at equal distance from previous prime (264441130251619) and next prime (264441130251631).

It is not a de Polignac number, because 264441130251625 - 2⁹ = 264441130251113 is a prime.

It is a super-2 number, since 2×264441130251625² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 133779726 + ... + 135742024.

It is an arithmetic number, because the mean of its divisors is an integer number (5399935632000).

Almost surely, 2^{264441130251625} is an apocalyptic number.

264441130251625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264441130251625 is a deficient number, since it is larger than the sum of its proper divisors (81154750196375).

264441130251625 is a wasteful number, since it uses less digits than its factorization.

264441130251625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962847 (or 1962837 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 264441130251625 in words is "two hundred sixty-four trillion, four hundred forty-one billion, one hundred thirty million, two hundred fifty-one thousand, six hundred twenty-five".