5125742136 has 48 divisors (see below), whose sum is σ = 13885981200. Its totient is φ = 1708117632.

The previous prime is 5125742101. The next prime is 5125742183. The reversal of 5125742136 is 6312475215.

5125742136 is a `hidden beast` number, since 51 + 2 + 574 + 2 + 1 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5125742136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350605 + ... + 364931.

It is an arithmetic number, because the mean of its divisors is an integer number (289291275).

Almost surely, 2^5125742136 is an apocalyptic number.

It is an amenable number.

5125742136 is an abundant number, since it is smaller than the sum of its proper divisors (8760239064).

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

5125742136 is a wasteful number, since it uses less digits than its factorization.

5125742136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19308 (or 19301 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 5125742136 is about 71594.2884314105. The cubic root of 5125742136 is about 1724.1918371877.

The spelling of 5125742136 in words is "five billion, one hundred twenty-five million, seven hundred forty-two thousand, one hundred thirty-six".