631157104306267 has 64 divisors (see below), whose sum is σ = 827651249187840. Its totient is φ = 467057309644800.

The previous prime is 631157104306241. The next prime is 631157104306327. The reversal of 631157104306267 is 762603401751136.

It is not a de Polignac number, because 631157104306267 - 2²³ = 631157095917659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (631157104306237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31840959 + ... + 47709127.

It is an arithmetic number, because the mean of its divisors is an integer number (12932050768560).

Almost surely, 2^{631157104306267} is an apocalyptic number.

631157104306267 is a deficient number, since it is larger than the sum of its proper divisors (196494144881573).

631157104306267 is a wasteful number, since it uses less digits than its factorization.

631157104306267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15868564.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 631157104306267 in words is "six hundred thirty-one trillion, one hundred fifty-seven billion, one hundred four million, three hundred six thousand, two hundred sixty-seven".