631377140134 has 16 divisors (see below), whose sum is σ = 1019934300672. Its totient is φ = 291399867648.

The previous prime is 631377140129. The next prime is 631377140153. The reversal of 631377140134 is 431041773136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1668822 + ... + 2011894.

It is an arithmetic number, because the mean of its divisors is an integer number (63745893792).

Almost surely, 2^631377140134 is an apocalyptic number.

631377140134 is a deficient number, since it is larger than the sum of its proper divisors (388557160538).

631377140134 is a wasteful number, since it uses less digits than its factorization.

631377140134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413871.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 631377140134 in words is "six hundred thirty-one billion, three hundred seventy-seven million, one hundred forty thousand, one hundred thirty-four".