225624264731 has 2 divisors, whose sum is σ = 225624264732. Its totient is φ = 225624264730.

The previous prime is 225624264637. The next prime is 225624264763. The reversal of 225624264731 is 137462426522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225624264731 - 2¹⁸ = 225624002587 is a prime.

It is a super-2 number, since 2×225624264731² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225624264791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112812132365 + 112812132366.

It is an arithmetic number, because the mean of its divisors is an integer number (112812132366).

Almost surely, 2^225624264731 is an apocalyptic number.

225624264731 is a deficient number, since it is larger than the sum of its proper divisors (1).

225624264731 is an equidigital number, since it uses as much as digits as its factorization.

225624264731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 44.

The spelling of 225624264731 in words is "two hundred twenty-five billion, six hundred twenty-four million, two hundred sixty-four thousand, seven hundred thirty-one".