516355565344 has 48 divisors (see below), whose sum is σ = 1019154407040. Its totient is φ = 257523552000.

The previous prime is 516355565321. The next prime is 516355565389. The reversal of 516355565344 is 443565553615.

It is a junction number, because it is equal to n+sod(n) for n = 516355565291 and 516355565300.

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, 20630982 + ... + 20655994.

It is an arithmetic number, because the mean of its divisors is an integer number (21232383480).

Almost surely, 2^516355565344 is an apocalyptic number.

It is an amenable number.

516355565344 is a deficient number, since it is larger than the sum of its proper divisors (502798841696).

516355565344 is a wasteful number, since it uses less digits than its factorization.

516355565344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26633 (or 26625 counting only the distinct ones).

The product of its digits is 16200000, while the sum is 52.

The spelling of 516355565344 in words is "five hundred sixteen billion, three hundred fifty-five million, five hundred sixty-five thousand, three hundred forty-four".