631700377133 has 8 divisors (see below), whose sum is σ = 722203282752. Its totient is φ = 541262470176.

The previous prime is 631700377129. The next prime is 631700377159. The reversal of 631700377133 is 331773007136.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 631700377133 - 2² = 631700377129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (631700377123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16228835 + ... + 16267712.

It is an arithmetic number, because the mean of its divisors is an integer number (90275410344).

Almost surely, 2^631700377133 is an apocalyptic number.

It is an amenable number.

631700377133 is a deficient number, since it is larger than the sum of its proper divisors (90502905619).

631700377133 is a wasteful number, since it uses less digits than its factorization.

631700377133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32499331.

The product of its (nonzero) digits is 166698, while the sum is 41.

The spelling of 631700377133 in words is "six hundred thirty-one billion, seven hundred million, three hundred seventy-seven thousand, one hundred thirty-three".