2501377525 has 6 divisors (see below), whose sum is σ = 3101708162. Its totient is φ = 2001102000.

The previous prime is 2501377517. The next prime is 2501377589. The reversal of 2501377525 is 5257731052.

It can be written as a sum of positive squares in 3 ways, for example, as 487791396 + 2013586129 = 22086^2 + 44873^2 .

It is not a de Polignac number, because 2501377525 - 2³ = 2501377517 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 5 ways as a sum of consecutive naturals, for example, 50027526 + ... + 50027575.

Almost surely, 2^2501377525 is an apocalyptic number.

2501377525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2501377525 is a deficient number, since it is larger than the sum of its proper divisors (600330637).

2501377525 is a wasteful number, since it uses less digits than its factorization.

2501377525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100055111 (or 100055106 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 2501377525 is about 50013.7733529475. The cubic root of 2501377525 is about 1357.4580410683.

The spelling of 2501377525 in words is "two billion, five hundred one million, three hundred seventy-seven thousand, five hundred twenty-five".