632278255791 has 16 divisors (see below), whose sum is σ = 1037584830464. Its totient is φ = 333509409504.

The previous prime is 632278255771. The next prime is 632278255859. The reversal of 632278255791 is 197552872236.

632278255791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 632278255791 - 2⁷ = 632278255663 is a prime.

It is a super-2 number, since 2×632278255791² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632278255751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158018511 + ... + 1158019056.

It is an arithmetic number, because the mean of its divisors is an integer number (64849051904).

Almost surely, 2^632278255791 is an apocalyptic number.

632278255791 is a deficient number, since it is larger than the sum of its proper divisors (405306574673).

632278255791 is a wasteful number, since it uses less digits than its factorization.

632278255791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316037590.

The product of its digits is 12700800, while the sum is 57.

The spelling of 632278255791 in words is "six hundred thirty-two billion, two hundred seventy-eight million, two hundred fifty-five thousand, seven hundred ninety-one".