520065769000 has 64 divisors (see below), whose sum is σ = 1232358566400. Its totient is φ = 205393032000.

The previous prime is 520065768919. The next prime is 520065769129. The reversal of 520065769000 is 967560025.

It is a super-2 number, since 2×520065769000² (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 an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3212556 + ... + 3370555.

It is an arithmetic number, because the mean of its divisors is an integer number (19255602600).

Almost surely, 2^520065769000 is an apocalyptic number.

520065769000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

520065769000 is an abundant number, since it is smaller than the sum of its proper divisors (712292797400).

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

520065769000 is a wasteful number, since it uses less digits than its factorization.

520065769000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6583211 (or 6583197 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

The spelling of 520065769000 in words is "five hundred twenty billion, sixty-five million, seven hundred sixty-nine thousand".