513353553346 has 16 divisors (see below), whose sum is σ = 773572169376. Its totient is φ = 255496601536.

The previous prime is 513353553257. The next prime is 513353553379. The reversal of 513353553346 is 643355353315.

It is a junction number, because it is equal to n+sod(n) for n = 513353553296 and 513353553305.

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, 2298105 + ... + 2511571.

It is an arithmetic number, because the mean of its divisors is an integer number (48348260586).

Almost surely, 2^513353553346 is an apocalyptic number.

513353553346 is a deficient number, since it is larger than the sum of its proper divisors (260218616030).

513353553346 is a wasteful number, since it uses less digits than its factorization.

513353553346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218993.

The product of its digits is 3645000, while the sum is 46.

The spelling of 513353553346 in words is "five hundred thirteen billion, three hundred fifty-three million, five hundred fifty-three thousand, three hundred forty-six".