520677580 has 24 divisors (see below), whose sum is σ = 1096417728. Its totient is φ = 207700608.

The previous prime is 520677533. The next prime is 520677587. The reversal of 520677580 is 85776025.

It is a super-2 number, since 2×520677580² = 542210284629312800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520677587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28129 + ... + 42808.

It is an arithmetic number, because the mean of its divisors is an integer number (45684072).

Almost surely, 2^520677580 is an apocalyptic number.

It is an amenable number.

520677580 is an abundant number, since it is smaller than the sum of its proper divisors (575740148).

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

520677580 is a wasteful number, since it uses less digits than its factorization.

520677580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71313 (or 71311 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 520677580 is about 22818.3605896655. The cubic root of 520677580 is about 804.4942774740.

The spelling of 520677580 in words is "five hundred twenty million, six hundred seventy-seven thousand, five hundred eighty".