513142557810956 has 12 divisors (see below), whose sum is σ = 897999672330768. Its totient is φ = 256571222859312.

The previous prime is 513142557810937. The next prime is 513142557810989. The reversal of 513142557810956 is 659018755241315.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11922170 + ... + 34182206.

It is an arithmetic number, because the mean of its divisors is an integer number (74833306027564).

It is a 1-persistent number, because it is pandigital, but 2⋅513142557810956 = 1026285115621912 is not.

Almost surely, 2^{513142557810956} is an apocalyptic number.

It is an amenable number.

513142557810956 is a deficient number, since it is larger than the sum of its proper divisors (384857114519812).

513142557810956 is a wasteful number, since it uses less digits than its factorization.

513142557810956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28023088 (or 28023086 counting only the distinct ones).

The product of its (nonzero) digits is 45360000, while the sum is 62.

The spelling of 513142557810956 in words is "five hundred thirteen trillion, one hundred forty-two billion, five hundred fifty-seven million, eight hundred ten thousand, nine hundred fifty-six".