3251315423140 has 48 divisors (see below), whose sum is σ = 7229557731312. Its totient is φ = 1223997157376.

The previous prime is 3251315423129. The next prime is 3251315423141. The reversal of 3251315423140 is 413245131523.

It can be written as a sum of positive squares in 8 ways, for example, as 123595839844 + 3127719583296 = 351562^2 + 1768536^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 3251315423096 and 3251315423105.

It is not an unprimeable number, because it can be changed into a prime (3251315423141) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 21382662 + ... + 21534178.

It is an arithmetic number, because the mean of its divisors is an integer number (150615786069).

Almost surely, 2^{3251315423140} is an apocalyptic number.

It is an amenable number.

3251315423140 is an abundant number, since it is smaller than the sum of its proper divisors (3978242308172).

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

3251315423140 is a wasteful number, since it uses less digits than its factorization.

3251315423140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214656 (or 214654 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 3251315423140 in words is "three trillion, two hundred fifty-one billion, three hundred fifteen million, four hundred twenty-three thousand, one hundred forty".