518136952 has 8 divisors (see below), whose sum is σ = 971506800. Its totient is φ = 259068472.

The previous prime is 518136947. The next prime is 518136959. The reversal of 518136952 is 259631815.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (518136959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32383552 + ... + 32383567.

It is an arithmetic number, because the mean of its divisors is an integer number (121438350).

Almost surely, 2^518136952 is an apocalyptic number.

It is an amenable number.

518136952 is a deficient number, since it is larger than the sum of its proper divisors (453369848).

518136952 is a wasteful number, since it uses less digits than its factorization.

518136952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64767125 (or 64767121 counting only the distinct ones).

The product of its digits is 64800, while the sum is 40.

The square root of 518136952 is about 22762.6218173566. The cubic root of 518136952 is about 803.1836428829.

The spelling of 518136952 in words is "five hundred eighteen million, one hundred thirty-six thousand, nine hundred fifty-two".