2318964625 has 8 divisors (see below), whose sum is σ = 2894068008. Its totient is φ = 1855171600.

The previous prime is 2318964623. The next prime is 2318964667. The reversal of 2318964625 is 5264698132.

It can be written as a sum of positive squares in 4 ways, for example, as 27331984 + 2291632641 = 5228^2 + 47871^2 .

It is not a de Polignac number, because 2318964625 - 2¹ = 2318964623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2318964623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9275734 + ... + 9275983.

It is an arithmetic number, because the mean of its divisors is an integer number (361758501).

Almost surely, 2^2318964625 is an apocalyptic number.

2318964625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2318964625 is a deficient number, since it is larger than the sum of its proper divisors (575103383).

2318964625 is an equidigital number, since it uses as much as digits as its factorization.

2318964625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18551732 (or 18551722 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The square root of 2318964625 is about 48155.6292140389. The cubic root of 2318964625 is about 1323.6242276349.

The spelling of 2318964625 in words is "two billion, three hundred eighteen million, nine hundred sixty-four thousand, six hundred twenty-five".