513042154120 has 32 divisors (see below), whose sum is σ = 1156015451520. Its totient is φ = 204919865280.

The previous prime is 513042154091. The next prime is 513042154147. The reversal of 513042154120 is 21451240315.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9253152 + ... + 9308431.

It is an arithmetic number, because the mean of its divisors is an integer number (36125482860).

Almost surely, 2^513042154120 is an apocalyptic number.

It is an amenable number.

513042154120 is an abundant number, since it is smaller than the sum of its proper divisors (642973297400).

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

513042154120 is a wasteful number, since it uses less digits than its factorization.

513042154120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18562285 (or 18562281 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 513042154120 its reverse (21451240315), we get a palindrome (534493394435).

The spelling of 513042154120 in words is "five hundred thirteen billion, forty-two million, one hundred fifty-four thousand, one hundred twenty".