3157317422144 has 112 divisors (see below), whose sum is σ = 6566375894400. Its totient is φ = 1506261836288.

The previous prime is 3157317422111. The next prime is 3157317422263. The reversal of 3157317422144 is 4412247137513.

It is a junction number, because it is equal to n+sod(n) for n = 3157317422095 and 3157317422104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326265434 + ... + 326275110.

It is an arithmetic number, because the mean of its divisors is an integer number (58628356200).

Almost surely, 2^{3157317422144} 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 3157317422144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3283187947200).

3157317422144 is an abundant number, since it is smaller than the sum of its proper divisors (3409058472256).

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

3157317422144 is an frugal number, since it uses more digits than its factorization.

3157317422144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10177 (or 10121 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The spelling of 3157317422144 in words is "three trillion, one hundred fifty-seven billion, three hundred seventeen million, four hundred twenty-two thousand, one hundred forty-four".