5001251555 has 16 divisors (see below), whose sum is σ = 6033261024. Its totient is φ = 3979872000.

The previous prime is 5001251543. The next prime is 5001251639. The reversal of 5001251555 is 5551521005.

5001251555 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5001251555 - 2²⁶ = 4934142691 is a prime.

It is a Duffinian 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, 1173809 + ... + 1178061.

It is an arithmetic number, because the mean of its divisors is an integer number (377078814).

Almost surely, 2^5001251555 is an apocalyptic number.

5001251555 is a deficient number, since it is larger than the sum of its proper divisors (1032009469).

5001251555 is a wasteful number, since it uses less digits than its factorization.

5001251555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5446.

The product of its (nonzero) digits is 6250, while the sum is 29.

The square root of 5001251555 is about 70719.5273951969. The cubic root of 5001251555 is about 1710.1186100370.

The spelling of 5001251555 in words is "five billion, one million, two hundred fifty-one thousand, five hundred fifty-five".