520674464200 has 96 divisors (see below), whose sum is σ = 1323269100000. Its totient is φ = 188956339200.

The previous prime is 520674464197. The next prime is 520674464207. The reversal of 520674464200 is 2464476025.

It is a super-2 number, since 2×520674464200² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (520674464207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 860656 + ... + 1334944.

It is an arithmetic number, because the mean of its divisors is an integer number (13784053125).

Almost surely, 2^520674464200 is an apocalyptic number.

520674464200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520674464200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661634550000).

520674464200 is an abundant number, since it is smaller than the sum of its proper divisors (802594635800).

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

520674464200 is a wasteful number, since it uses less digits than its factorization.

520674464200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474815 (or 474806 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 520674464200 in words is "five hundred twenty billion, six hundred seventy-four million, four hundred sixty-four thousand, two hundred".