523403431051204 has 24 divisors (see below), whose sum is σ = 1000396156148928. Its totient is φ = 237631739967840.

The previous prime is 523403431051201. The next prime is 523403431051213. The reversal of 523403431051204 is 402150134304325.

It is not an unprimeable number, because it can be changed into a prime (523403431051201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6972724792 + ... + 6972799855.

It is an arithmetic number, because the mean of its divisors is an integer number (41683173172872).

Almost surely, 2^{523403431051204} is an apocalyptic number.

It is an amenable number.

523403431051204 is a deficient number, since it is larger than the sum of its proper divisors (476992725097724).

523403431051204 is a wasteful number, since it uses less digits than its factorization.

523403431051204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13945525515 (or 13945525513 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 523403431051204 its reverse (402150134304325), we get a palindrome (925553565355529).

The spelling of 523403431051204 in words is "five hundred twenty-three trillion, four hundred three billion, four hundred thirty-one million, fifty-one thousand, two hundred four".