325229891032872 has 896 divisors, whose sum is σ = 1095062722191360. Its totient is φ = 88563570670080.

The previous prime is 325229891032807. The next prime is 325229891032877. The reversal of 325229891032872 is 278230198922523.

325229891032872 is a `hidden beast` number, since 3 + 2 + 5 + 2 + 298 + 9 + 10 + 328 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (325229891032877) by changing a digit.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 23426478043 + ... + 23426491925.

Almost surely, 2^{325229891032872} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325229891032872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547531361095680).

325229891032872 is an abundant number, since it is smaller than the sum of its proper divisors (769832831158488).

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

325229891032872 is a wasteful number, since it uses less digits than its factorization.

325229891032872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14225 (or 14206 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 325229891032872 in words is "three hundred twenty-five trillion, two hundred twenty-nine billion, eight hundred ninety-one million, thirty-two thousand, eight hundred seventy-two".