523215512325 has 72 divisors (see below), whose sum is σ = 1022547052800. Its totient is φ = 253626739200.

The previous prime is 523215512311. The next prime is 523215512363.

523215512325 is a `hidden beast` number, since 5 + 2 + 321 + 5 + 5 + 1 + 2 + 325 = 666.

523215512325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 523215512325 - 2¹¹ = 523215510277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 523215512325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 13328076 + ... + 13367274.

It is an arithmetic number, because the mean of its divisors is an integer number (14202042400).

Almost surely, 2^523215512325 is an apocalyptic number.

523215512325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

523215512325 is a deficient number, since it is larger than the sum of its proper divisors (499331540475).

523215512325 is a wasteful number, since it uses less digits than its factorization.

523215512325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44619 (or 44611 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 523215512325 in words is "five hundred twenty-three billion, two hundred fifteen million, five hundred twelve thousand, three hundred twenty-five".