515066916 has 48 divisors (see below), whose sum is σ = 1479169664. Its totient is φ = 135841536.

The previous prime is 515066861. The next prime is 515066939. The reversal of 515066916 is 619660515.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 234745 + ... + 236928.

Almost surely, 2^515066916 is an apocalyptic number.

It is an amenable number.

515066916 is an abundant number, since it is smaller than the sum of its proper divisors (964102748).

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

515066916 is a wasteful number, since it uses less digits than its factorization.

515066916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471700 (or 471698 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 515066916 is about 22695.0857235658. The cubic root of 515066916 is about 801.5941732378.

The spelling of 515066916 in words is "five hundred fifteen million, sixty-six thousand, nine hundred sixteen".