516503054412 has 48 divisors (see below), whose sum is σ = 1382278195200. Its totient is φ = 166613887440.

The previous prime is 516503054401. The next prime is 516503054479. The reversal of 516503054412 is 214450305615.

516503054412 is a `hidden beast` number, since 5 + 165 + 0 + 30 + 54 + 412 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77132712 + ... + 77139407.

It is an arithmetic number, because the mean of its divisors is an integer number (28797462400).

Almost surely, 2^516503054412 is an apocalyptic number.

It is an amenable number.

516503054412 is an abundant number, since it is smaller than the sum of its proper divisors (865775140788).

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

516503054412 is a wasteful number, since it uses less digits than its factorization.

516503054412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154272163 (or 154272155 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 516503054412 in words is "five hundred sixteen billion, five hundred three million, fifty-four thousand, four hundred twelve".