325766631960 has 384 divisors, whose sum is σ = 1322015385600. Its totient is φ = 67587886080.

The previous prime is 325766631919. The next prime is 325766631991. The reversal of 325766631960 is 69136667523.

It is a super-2 number, since 2×325766631960² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 325766631897 and 325766631906.

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 18757761 + ... + 18775119.

It is an arithmetic number, because the mean of its divisors is an integer number (3442748400).

Almost surely, 2^325766631960 is an apocalyptic number.

325766631960 is a gapful number since it is divisible by the number (30) 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 325766631960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661007692800).

325766631960 is an abundant number, since it is smaller than the sum of its proper divisors (996248753640).

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

325766631960 is a wasteful number, since it uses less digits than its factorization.

325766631960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18071 (or 18064 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 54.

The spelling of 325766631960 in words is "three hundred twenty-five billion, seven hundred sixty-six million, six hundred thirty-one thousand, nine hundred sixty".