523217421363164 has 24 divisors (see below), whose sum is σ = 999633868789248. Its totient is φ = 237644137241840.

The previous prime is 523217421363127. The next prime is 523217421363179. The reversal of 523217421363164 is 461363124712325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4549026284 + ... + 4549141299.

It is an arithmetic number, because the mean of its divisors is an integer number (41651411199552).

Almost surely, 2^{523217421363164} is an apocalyptic number.

It is an amenable number.

523217421363164 is a deficient number, since it is larger than the sum of its proper divisors (476416447426084).

523217421363164 is a wasteful number, since it uses less digits than its factorization.

523217421363164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9098168905 (or 9098168903 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 50.

The spelling of 523217421363164 in words is "five hundred twenty-three trillion, two hundred seventeen billion, four hundred twenty-one million, three hundred sixty-three thousand, one hundred sixty-four".