520544055405032 has 16 divisors (see below), whose sum is σ = 976241473899300. Its totient is φ = 260212995698560.

The previous prime is 520544055404953. The next prime is 520544055405047. The reversal of 520544055405032 is 230504550445025.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 337822709042116 + 182721346362916 = 18379954^2 + 13517446^2 .

It is a super-2 number, since 2×520544055405032² (a number of 30 digits) contains 22 as substring.

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, 7378963019 + ... + 7379033562.

Almost surely, 2^{520544055405032} is an apocalyptic number.

It is an amenable number.

520544055405032 is a deficient number, since it is larger than the sum of its proper divisors (455697418494268).

520544055405032 is a wasteful number, since it uses less digits than its factorization.

520544055405032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14758000996 (or 14758000992 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 44.

The spelling of 520544055405032 in words is "five hundred twenty trillion, five hundred forty-four billion, fifty-five million, four hundred five thousand, thirty-two".