513353403234 has 72 divisors (see below), whose sum is σ = 1323949975920. Its totient is φ = 143261404272.

The previous prime is 513353403229. The next prime is 513353403253. The reversal of 513353403234 is 432304353315.

513353403234 is a `hidden beast` number, since 5 + 13 + 3 + 5 + 3 + 403 + 234 = 666.

It is a super-2 number, since 2×513353403234² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6729904 + ... + 6805755.

It is an arithmetic number, because the mean of its divisors is an integer number (18388194110).

Almost surely, 2^513353403234 is an apocalyptic number.

513353403234 is an abundant number, since it is smaller than the sum of its proper divisors (810596572686).

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

513353403234 is a wasteful number, since it uses less digits than its factorization.

513353403234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13535724 (or 13535714 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 36.

Adding to 513353403234 its reverse (432304353315), we get a palindrome (945657756549).

The spelling of 513353403234 in words is "five hundred thirteen billion, three hundred fifty-three million, four hundred three thousand, two hundred thirty-four".