5135172456 has 32 divisors (see below), whose sum is σ = 13593104640. Its totient is φ = 1611034368.

The previous prime is 5135172451. The next prime is 5135172509. The reversal of 5135172456 is 6542715315.

It is a super-2 number, since 2×5135172456² = 52739992305722143872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5135172451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6292696 + ... + 6293511.

It is an arithmetic number, because the mean of its divisors is an integer number (424784520).

Almost surely, 2^5135172456 is an apocalyptic number.

It is an amenable number.

5135172456 is an abundant number, since it is smaller than the sum of its proper divisors (8457932184).

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

5135172456 is a wasteful number, since it uses less digits than its factorization.

5135172456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12586233 (or 12586229 counting only the distinct ones).

The product of its digits is 126000, while the sum is 39.

The square root of 5135172456 is about 71660.1176108440. The cubic root of 5135172456 is about 1725.2485764862.

The spelling of 5135172456 in words is "five billion, one hundred thirty-five million, one hundred seventy-two thousand, four hundred fifty-six".