520345231614401 has 4 divisors (see below), whose sum is σ = 525397127067072. Its totient is φ = 515293336161732.

The previous prime is 520345231614389. The next prime is 520345231614503. The reversal of 520345231614401 is 104416132543025.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 520345231614401 - 2⁴⁶ = 449976487436737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520345231619401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2525947726181 + ... + 2525947726386.

It is an arithmetic number, because the mean of its divisors is an integer number (131349281766768).

Almost surely, 2^{520345231614401} is an apocalyptic number.

It is an amenable number.

520345231614401 is a deficient number, since it is larger than the sum of its proper divisors (5051895452671).

520345231614401 is a wasteful number, since it uses less digits than its factorization.

520345231614401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051895452670.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 520345231614401 in words is "five hundred twenty trillion, three hundred forty-five billion, two hundred thirty-one million, six hundred fourteen thousand, four hundred one".