325687909632 has 288 divisors, whose sum is σ = 960007278720. Its totient is φ = 97621770240.

The previous prime is 325687909607. The next prime is 325687909637. The reversal of 325687909632 is 236909786523.

It is a super-2 number, since 2×325687909632² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325687909637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22128708 + ... + 22143420.

Almost surely, 2^325687909632 is an apocalyptic number.

325687909632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325687909632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (480003639360).

325687909632 is an abundant number, since it is smaller than the sum of its proper divisors (634319369088).

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

325687909632 is a wasteful number, since it uses less digits than its factorization.

325687909632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14829 (or 14815 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 60.

The spelling of 325687909632 in words is "three hundred twenty-five billion, six hundred eighty-seven million, nine hundred nine thousand, six hundred thirty-two".