4636631673 has 8 divisors (see below), whose sum is σ = 6869084000. Its totient is φ = 3091087764.

The previous prime is 4636631669. The next prime is 4636631689. The reversal of 4636631673 is 3761366364.

4636631673 is a `hidden beast` number, since 4 + 6 + 3 + 6 + 631 + 6 + 7 + 3 = 666.

It is not a de Polignac number, because 4636631673 - 2² = 4636631669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4636631633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85863523 + ... + 85863576.

It is an arithmetic number, because the mean of its divisors is an integer number (858635500).

Almost surely, 2^4636631673 is an apocalyptic number.

It is an amenable number.

4636631673 is a deficient number, since it is larger than the sum of its proper divisors (2232452327).

4636631673 is a wasteful number, since it uses less digits than its factorization.

4636631673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171727108 (or 171727102 counting only the distinct ones).

The product of its digits is 979776, while the sum is 45.

The square root of 4636631673 is about 68092.8166035155. The cubic root of 4636631673 is about 1667.5064886195.

The spelling of 4636631673 in words is "four billion, six hundred thirty-six million, six hundred thirty-one thousand, six hundred seventy-three".