516566040 has 64 divisors (see below), whose sum is σ = 1564220160. Its totient is φ = 136460160.

The previous prime is 516565997. The next prime is 516566059. The reversal of 516566040 is 40665615.

It is a junction number, because it is equal to n+sod(n) for n = 516565992 and 516566010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7276 + ... + 32955.

It is an arithmetic number, because the mean of its divisors is an integer number (24440940).

Almost surely, 2^516566040 is an apocalyptic number.

It is an amenable number.

516566040 is an abundant number, since it is smaller than the sum of its proper divisors (1047654120).

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

516566040 is a wasteful number, since it uses less digits than its factorization.

516566040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40352 (or 40348 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 516566040 is about 22728.0892289695. The cubic root of 516566040 is about 802.3711111799.

The spelling of 516566040 in words is "five hundred sixteen million, five hundred sixty-six thousand, forty".