523205104345204 has 12 divisors (see below), whose sum is σ = 916245214012800. Its totient is φ = 261420757484408.

The previous prime is 523205104345159. The next prime is 523205104345283. The reversal of 523205104345204 is 402543401502325.

It is a congruent number.

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, 45448665574 + ... + 45448677085.

It is an arithmetic number, because the mean of its divisors is an integer number (76353767834400).

Almost surely, 2^{523205104345204} is an apocalyptic number.

It is an amenable number.

523205104345204 is a deficient number, since it is larger than the sum of its proper divisors (393040109667596).

523205104345204 is a wasteful number, since it uses less digits than its factorization.

523205104345204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90897344102 (or 90897344100 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 523205104345204 its reverse (402543401502325), we get a palindrome (925748505847529).

The spelling of 523205104345204 in words is "five hundred twenty-three trillion, two hundred five billion, one hundred four million, three hundred forty-five thousand, two hundred four".