522564673122403 has 4 divisors (see below), whose sum is σ = 522564760320640. Its totient is φ = 522564585924168.

The previous prime is 522564673122347. The next prime is 522564673122511. The reversal of 522564673122403 is 304221376465225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 522564673122403 - 2⁴¹ = 520365649866851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522564673122103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33889008 + ... + 46835821.

It is an arithmetic number, because the mean of its divisors is an integer number (130641190080160).

Almost surely, 2^{522564673122403} is an apocalyptic number.

522564673122403 is a deficient number, since it is larger than the sum of its proper divisors (87198237).

522564673122403 is an equidigital number, since it uses as much as digits as its factorization.

522564673122403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87198236.

The product of its (nonzero) digits is 14515200, while the sum is 52.

The spelling of 522564673122403 in words is "five hundred twenty-two trillion, five hundred sixty-four billion, six hundred seventy-three million, one hundred twenty-two thousand, four hundred three".