447547462631 has 4 divisors (see below), whose sum is σ = 450511353264. Its totient is φ = 444583572000.

The previous prime is 447547462601. The next prime is 447547462639. The reversal of 447547462631 is 136264745744.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 447547462631 - 2³⁸ = 172669555687 is a prime.

It is a super-2 number, since 2×447547462631² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447547462639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481945090 + ... + 1481945391.

It is an arithmetic number, because the mean of its divisors is an integer number (112627838316).

Almost surely, 2^447547462631 is an apocalyptic number.

447547462631 is a deficient number, since it is larger than the sum of its proper divisors (2963890633).

447547462631 is a wasteful number, since it uses less digits than its factorization.

447547462631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963890632.

The product of its digits is 13547520, while the sum is 53.

The spelling of 447547462631 in words is "four hundred forty-seven billion, five hundred forty-seven million, four hundred sixty-two thousand, six hundred thirty-one".