523281125440030 has 8 divisors (see below), whose sum is σ = 941906025792072. Its totient is φ = 209312450176008.

The previous prime is 523281125439913. The next prime is 523281125440039. The reversal of 523281125440030 is 30044521182325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×523281125440030² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523281125440039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26164056271992 + ... + 26164056272011.

It is an arithmetic number, because the mean of its divisors is an integer number (117738253224009).

Almost surely, 2^{523281125440030} is an apocalyptic number.

523281125440030 is a deficient number, since it is larger than the sum of its proper divisors (418624900352042).

523281125440030 is a wasteful number, since it uses less digits than its factorization.

523281125440030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52328112544010.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 523281125440030 in words is "five hundred twenty-three trillion, two hundred eighty-one billion, one hundred twenty-five million, four hundred forty thousand, thirty".