325440051344 has 40 divisors (see below), whose sum is σ = 690652458360. Its totient is φ = 147867281408.

The previous prime is 325440051283. The next prime is 325440051353. The reversal of 325440051344 is 443150044523.

It can be written as a sum of positive squares in 4 ways, for example, as 196171039744 + 129269011600 = 442912^2 + 359540^2 .

It is a super-2 number, since 2×325440051344² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20620919 + ... + 20636694.

It is an arithmetic number, because the mean of its divisors is an integer number (17266311459).

Almost surely, 2^325440051344 is an apocalyptic number.

325440051344 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

325440051344 is an abundant number, since it is smaller than the sum of its proper divisors (365212407016).

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

325440051344 is a wasteful number, since it uses less digits than its factorization.

325440051344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41257667 (or 41257661 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 325440051344 its reverse (443150044523), we get a palindrome (768590095867).

The spelling of 325440051344 in words is "three hundred twenty-five billion, four hundred forty million, fifty-one thousand, three hundred forty-four".