326530465623 has 16 divisors (see below), whose sum is σ = 483916514560. Its totient is φ = 217611522648.

The previous prime is 326530465571. The next prime is 326530465661. The reversal of 326530465623 is 326564035623.

326530465623 is a `hidden beast` number, since 3 + 2 + 6 + 530 + 46 + 56 + 23 = 666.

It is not a de Polignac number, because 326530465623 - 2⁸ = 326530465367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326530465673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2016565 + ... + 2172462.

It is an arithmetic number, because the mean of its divisors is an integer number (30244782160).

Almost surely, 2^326530465623 is an apocalyptic number.

326530465623 is a deficient number, since it is larger than the sum of its proper divisors (157386048937).

326530465623 is a wasteful number, since it uses less digits than its factorization.

326530465623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4191923 (or 4191917 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 45.

The spelling of 326530465623 in words is "three hundred twenty-six billion, five hundred thirty million, four hundred sixty-five thousand, six hundred twenty-three".