523361065164 has 96 divisors (see below), whose sum is σ = 1426183858176. Its totient is φ = 146261894400.

The previous prime is 523361065151. The next prime is 523361065193. The reversal of 523361065164 is 461560163325.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6644814 + ... + 6723114.

It is an arithmetic number, because the mean of its divisors is an integer number (14856081856).

Almost surely, 2^523361065164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 523361065164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (713091929088).

523361065164 is an abundant number, since it is smaller than the sum of its proper divisors (902822793012).

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

523361065164 is a wasteful number, since it uses less digits than its factorization.

523361065164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80055 (or 80053 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 523361065164 in words is "five hundred twenty-three billion, three hundred sixty-one million, sixty-five thousand, one hundred sixty-four".