523046640325 has 24 divisors (see below), whose sum is σ = 738302049216. Its totient is φ = 363858528000.

The previous prime is 523046640313. The next prime is 523046640329.

523046640325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 523046640325 - 2³¹ = 520899156677 is a prime.

It is a super-2 number, since 2×523046640325² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523046640329) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 41341236 + ... + 41353885.

It is an arithmetic number, because the mean of its divisors is an integer number (30762585384).

Almost surely, 2^523046640325 is an apocalyptic number.

523046640325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

523046640325 is a deficient number, since it is larger than the sum of its proper divisors (215255408891).

523046640325 is a wasteful number, since it uses less digits than its factorization.

523046640325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82695165 (or 82695160 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 523046640325 in words is "five hundred twenty-three billion, forty-six million, six hundred forty thousand, three hundred twenty-five".