631130860929576 has 192 divisors, whose sum is σ = 1863670433950080. Its totient is φ = 177556980787200.

The previous prime is 631130860929557. The next prime is 631130860929617. The reversal of 631130860929576 is 675929068031136.

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, 45478405 + ... + 57710891.

It is an arithmetic number, because the mean of its divisors is an integer number (9706616843490).

Almost surely, 2^{631130860929576} 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 631130860929576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (931835216975040).

631130860929576 is an abundant number, since it is smaller than the sum of its proper divisors (1232539573020504).

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

631130860929576 is a wasteful number, since it uses less digits than its factorization.

631130860929576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12233184 (or 12233173 counting only the distinct ones).

The product of its (nonzero) digits is 88179840, while the sum is 66.

The spelling of 631130860929576 in words is "six hundred thirty-one trillion, one hundred thirty billion, eight hundred sixty million, nine hundred twenty-nine thousand, five hundred seventy-six".