325451314540 has 96 divisors (see below), whose sum is σ = 764295533568. Its totient is φ = 115379136000.

The previous prime is 325451314481. The next prime is 325451314549. The reversal of 325451314540 is 45413154523.

It is a self number, because there is not a number n which added to its sum of digits gives 325451314540.

It is not an unprimeable number, because it can be changed into a prime (325451314549) 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, 13797837 + ... + 13821403.

It is an arithmetic number, because the mean of its divisors is an integer number (7961411808).

Almost surely, 2^325451314540 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 325451314540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (382147766784).

325451314540 is an abundant number, since it is smaller than the sum of its proper divisors (438844219028).

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

325451314540 is a wasteful number, since it uses less digits than its factorization.

325451314540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25159 (or 25157 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 325451314540 in words is "three hundred twenty-five billion, four hundred fifty-one million, three hundred fourteen thousand, five hundred forty".