463641201631 has 4 divisors (see below), whose sum is σ = 474949523664. Its totient is φ = 452332879600.

The previous prime is 463641201629. The next prime is 463641201643. The reversal of 463641201631 is 136102146364.

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 463641201631 - 2¹ = 463641201629 is a prime.

It is a super-2 number, since 2×463641201631² (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 (463641201131) 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, 5654160955 + ... + 5654161036.

It is an arithmetic number, because the mean of its divisors is an integer number (118737380916).

Almost surely, 2^463641201631 is an apocalyptic number.

463641201631 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

463641201631 is a deficient number, since it is larger than the sum of its proper divisors (11308322033).

463641201631 is a wasteful number, since it uses less digits than its factorization.

463641201631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11308322032.

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 463641201631 its reverse (136102146364), we get a palindrome (599743347995).

The spelling of 463641201631 in words is "four hundred sixty-three billion, six hundred forty-one million, two hundred one thousand, six hundred thirty-one".