520011954970 has 8 divisors (see below), whose sum is σ = 936021518964. Its totient is φ = 208004781984.

The previous prime is 520011954961. The next prime is 520011955009. The reversal of 520011954970 is 79459110025.

It can be written as a sum of positive squares in 2 ways, for example, as 519709786281 + 302168689 = 720909^2 + 17383^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26000597739 + ... + 26000597758.

Almost surely, 2^520011954970 is an apocalyptic number.

520011954970 is a deficient number, since it is larger than the sum of its proper divisors (416009563994).

520011954970 is a wasteful number, since it uses less digits than its factorization.

520011954970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52001195504.

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 520011954970 in words is "five hundred twenty billion, eleven million, nine hundred fifty-four thousand, nine hundred seventy".