422631127647 has 12 divisors (see below), whose sum is σ = 613663350144. Its totient is φ = 280278931680.

The previous prime is 422631127613. The next prime is 422631127717. The reversal of 422631127647 is 746721136224.

422631127647 is a `hidden beast` number, since 4 + 2 + 2 + 631 + 1 + 2 + 7 + 6 + 4 + 7 = 666.

It is not a de Polignac number, because 422631127647 - 2¹⁰ = 422631126623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422631127547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122927638 + ... + 122931075.

It is an arithmetic number, because the mean of its divisors is an integer number (51138612512).

Almost surely, 2^422631127647 is an apocalyptic number.

422631127647 is a deficient number, since it is larger than the sum of its proper divisors (191032222497).

422631127647 is a wasteful number, since it uses less digits than its factorization.

422631127647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245858910 (or 245858907 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The spelling of 422631127647 in words is "four hundred twenty-two billion, six hundred thirty-one million, one hundred twenty-seven thousand, six hundred forty-seven".