513043406232 has 128 divisors (see below), whose sum is σ = 1567133568000. Its totient is φ = 136621744128.

The previous prime is 513043406201. The next prime is 513043406243. The reversal of 513043406232 is 232604340315.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 513043406193 and 513043406202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 577857 + ... + 1166192.

It is an arithmetic number, because the mean of its divisors is an integer number (12243231000).

Almost surely, 2^513043406232 is an apocalyptic number.

It is an amenable number.

513043406232 is an abundant number, since it is smaller than the sum of its proper divisors (1054090161768).

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

513043406232 is a wasteful number, since it uses less digits than its factorization.

513043406232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744185 (or 1744181 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 513043406232 its reverse (232604340315), we get a palindrome (745647746547).

The spelling of 513043406232 in words is "five hundred thirteen billion, forty-three million, four hundred six thousand, two hundred thirty-two".