5181157392 has 40 divisors (see below), whose sum is σ = 13418084640. Its totient is φ = 1722739200.

The previous prime is 5181157381. The next prime is 5181157447. The reversal of 5181157392 is 2937511815.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115342 + ... + 153837.

It is an arithmetic number, because the mean of its divisors is an integer number (335452116).

Almost surely, 2^5181157392 is an apocalyptic number.

It is an amenable number.

5181157392 is an abundant number, since it is smaller than the sum of its proper divisors (8236927248).

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

5181157392 is a wasteful number, since it uses less digits than its factorization.

5181157392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269591 (or 269585 counting only the distinct ones).

The product of its digits is 75600, while the sum is 42.

The square root of 5181157392 is about 71980.2569598081. The cubic root of 5181157392 is about 1730.3830877832.

The spelling of 5181157392 in words is "five billion, one hundred eighty-one million, one hundred fifty-seven thousand, three hundred ninety-two".