516091072 has 56 divisors (see below), whose sum is σ = 1232042240. Its totient is φ = 209537280.

The previous prime is 516091061. The next prime is 516091087. The reversal of 516091072 is 270190615.

It is a tau number, because it is divible by the number of its divisors (56).

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, 21804 + ... + 38827.

Almost surely, 2^516091072 is an apocalyptic number.

It is an amenable number.

516091072 is an abundant number, since it is smaller than the sum of its proper divisors (715951168).

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

516091072 is a wasteful number, since it uses less digits than its factorization.

516091072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60669 (or 60659 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 516091072 is about 22717.6379053809. The cubic root of 516091072 is about 802.1251165178.

The spelling of 516091072 in words is "five hundred sixteen million, ninety-one thousand, seventy-two".