322525711872 has 960 divisors, whose sum is σ = 1210131546624. Its totient is φ = 83488112640.

The previous prime is 322525711819. The next prime is 322525711889. The reversal of 322525711872 is 278117525223.

It is a happy number.

322525711872 is a `hidden beast` number, since 3 + 2 + 2 + 5 + 2 + 571 + 1 + 8 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 690632983 + ... + 690633449.

Almost surely, 2^322525711872 is an apocalyptic number.

322525711872 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 322525711872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605065773312).

322525711872 is an abundant number, since it is smaller than the sum of its proper divisors (887605834752).

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

322525711872 is an equidigital number, since it uses as much as digits as its factorization.

322525711872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581 (or 553 counting only the distinct ones).

The product of its digits is 470400, while the sum is 45.

The spelling of 322525711872 in words is "three hundred twenty-two billion, five hundred twenty-five million, seven hundred eleven thousand, eight hundred seventy-two".