2623172825 has 48 divisors (see below), whose sum is σ = 4101154176. Its totient is φ = 1619827200.

The previous prime is 2623172807. The next prime is 2623172837. The reversal of 2623172825 is 5282713262.

2623172825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2623172825 - 2²² = 2618978521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79214 + ... + 107336.

It is an arithmetic number, because the mean of its divisors is an integer number (85440712).

Almost surely, 2^2623172825 is an apocalyptic number.

2623172825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2623172825 is a deficient number, since it is larger than the sum of its proper divisors (1477981351).

2623172825 is a wasteful number, since it uses less digits than its factorization.

2623172825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28194 (or 28189 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 2623172825 is about 51216.9193235985. The cubic root of 2623172825 is about 1379.1419480403.

The spelling of 2623172825 in words is "two billion, six hundred twenty-three million, one hundred seventy-two thousand, eight hundred twenty-five".