523344172288 has 54 divisors (see below), whose sum is σ = 1215198188106. Its totient is φ = 224290354176.

The previous prime is 523344172277. The next prime is 523344172297. The reversal of 523344172288 is 882271443325.

It can be written as a sum of positive squares in only one way, i.e., 417047307264 + 106296865024 = 645792^2 + 326032^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20847795 + ... + 20872882.

Almost surely, 2^523344172288 is an apocalyptic number.

It is an amenable number.

523344172288 is an abundant number, since it is smaller than the sum of its proper divisors (691854015818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523344172288 is an equidigital number, since it uses as much as digits as its factorization.

523344172288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41720707 (or 41720686 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 49.

The spelling of 523344172288 in words is "five hundred twenty-three billion, three hundred forty-four million, one hundred seventy-two thousand, two hundred eighty-eight".