3157149458268 has 144 divisors (see below), whose sum is σ = 8719127173120. Its totient is φ = 957360964608.

The previous prime is 3157149458207. The next prime is 3157149458279. The reversal of 3157149458268 is 8628549417513.

It is a happy number.

3157149458268 is a `hidden beast` number, since 3 + 1 + 5 + 7 + 1 + 49 + 4 + 582 + 6 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43659630 + ... + 43731882.

Almost surely, 2^{3157149458268} 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 3157149458268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4359563586560).

3157149458268 is an abundant number, since it is smaller than the sum of its proper divisors (5561977714852).

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

3157149458268 is a wasteful number, since it uses less digits than its factorization.

3157149458268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73628 (or 73623 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 63.

The spelling of 3157149458268 in words is "three trillion, one hundred fifty-seven billion, one hundred forty-nine million, four hundred fifty-eight thousand, two hundred sixty-eight".