516156516 has 48 divisors (see below), whose sum is σ = 1416905280. Its totient is φ = 161930880.

The previous prime is 516156493. The next prime is 516156517. The reversal of 516156516 is 615651615.

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

It is not an unprimeable number, because it can be changed into a prime (516156517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138730 + ... + 142401.

It is an arithmetic number, because the mean of its divisors is an integer number (29518860).

Almost surely, 2^516156516 is an apocalyptic number.

It is an amenable number.

516156516 is an abundant number, since it is smaller than the sum of its proper divisors (900748764).

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

516156516 is a wasteful number, since it uses less digits than its factorization.

516156516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281161 (or 281153 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 516156516 is about 22719.0782383441. The cubic root of 516156516 is about 802.1590201318.

The spelling of 516156516 in words is "five hundred sixteen million, one hundred fifty-six thousand, five hundred sixteen".