2642320625 has 40 divisors (see below), whose sum is σ = 3995620992. Its totient is φ = 1705248000.

The previous prime is 2642320613. The next prime is 2642320669. The reversal of 2642320625 is 5260232462.

It is not a de Polignac number, because 2642320625 - 2¹⁸ = 2642058481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2642320591 and 2642320600.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 56612 + ... + 92138.

Almost surely, 2^2642320625 is an apocalyptic number.

2642320625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2642320625 is a deficient number, since it is larger than the sum of its proper divisors (1353300367).

2642320625 is an equidigital number, since it uses as much as digits as its factorization.

2642320625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35571 (or 35556 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 2642320625 is about 51403.5079055895. The cubic root of 2642320625 is about 1382.4894895471.

The spelling of 2642320625 in words is "two billion, six hundred forty-two million, three hundred twenty thousand, six hundred twenty-five".