2506137172 has 48 divisors (see below), whose sum is σ = 5473802880. Its totient is φ = 975369600.

The previous prime is 2506137163. The next prime is 2506137199. The reversal of 2506137172 is 2717316052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322954 + ... + 330622.

It is an arithmetic number, because the mean of its divisors is an integer number (114037560).

Almost surely, 2^2506137172 is an apocalyptic number.

2506137172 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2506137172 is an abundant number, since it is smaller than the sum of its proper divisors (2967665708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2506137172 is a wasteful number, since it uses less digits than its factorization.

2506137172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8752 (or 8750 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 2506137172 is about 50061.3341012802. The cubic root of 2506137172 is about 1358.3184906036.

The spelling of 2506137172 in words is "two billion, five hundred six million, one hundred thirty-seven thousand, one hundred seventy-two".