520760394087 has 8 divisors (see below), whose sum is σ = 702148846320. Its totient is φ = 343272768960.

The previous prime is 520760394083. The next prime is 520760394113. The reversal of 520760394087 is 780493067025.

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

It is not a de Polignac number, because 520760394087 - 2² = 520760394083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520760394083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975206464 + ... + 975206997.

It is an arithmetic number, because the mean of its divisors is an integer number (87768605790).

Almost surely, 2^520760394087 is an apocalyptic number.

520760394087 is a deficient number, since it is larger than the sum of its proper divisors (181388452233).

520760394087 is a wasteful number, since it uses less digits than its factorization.

520760394087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950413553.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 520760394087 in words is "five hundred twenty billion, seven hundred sixty million, three hundred ninety-four thousand, eighty-seven".