2552401525 has 24 divisors (see below), whose sum is σ = 3326163104. Its totient is φ = 1940500800.

The previous prime is 2552401519. The next prime is 2552401543. The reversal of 2552401525 is 5251042552.

It is a happy number.

It is not a de Polignac number, because 2552401525 - 2⁵ = 2552401493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7690 + ... + 71860.

Almost surely, 2^2552401525 is an apocalyptic number.

2552401525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2552401525 is a deficient number, since it is larger than the sum of its proper divisors (773761579).

2552401525 is a wasteful number, since it uses less digits than its factorization.

2552401525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64261 (or 64256 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 2552401525 is about 50521.2977366971. The cubic root of 2552401525 is about 1366.6259567158.

The spelling of 2552401525 in words is "two billion, five hundred fifty-two million, four hundred one thousand, five hundred twenty-five".