516520450 has 48 divisors (see below), whose sum is σ = 1026005760. Its totient is φ = 193032000.

The previous prime is 516520447. The next prime is 516520463. The reversal of 516520450 is 54025615.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39205 + ... + 50695.

It is an arithmetic number, because the mean of its divisors is an integer number (21375120).

Almost surely, 2^516520450 is an apocalyptic number.

516520450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

516520450 is a deficient number, since it is larger than the sum of its proper divisors (509485310).

516520450 is a wasteful number, since it uses less digits than its factorization.

516520450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11563 (or 11558 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 516520450 is about 22727.0862628714. The cubic root of 516520450 is about 802.3475058244.

The spelling of 516520450 in words is "five hundred sixteen million, five hundred twenty thousand, four hundred fifty".