4663648431 has 24 divisors (see below), whose sum is σ = 7362853680. Its totient is φ = 2827097856.

The previous prime is 4663648411. The next prime is 4663648459. The reversal of 4663648431 is 1348463664.

It is a happy number.

4663648431 is a `hidden beast` number, since 4 + 6 + 636 + 4 + 8 + 4 + 3 + 1 = 666.

It is not a de Polignac number, because 4663648431 - 2⁵ = 4663648399 is a prime.

It is a super-2 number, since 2×4663648431² = 43499233375937523522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4663648411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289626 + ... + 305303.

It is an arithmetic number, because the mean of its divisors is an integer number (306785570).

Almost surely, 2^4663648431 is an apocalyptic number.

4663648431 is a deficient number, since it is larger than the sum of its proper divisors (2699205249).

4663648431 is a wasteful number, since it uses less digits than its factorization.

4663648431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595015 (or 595012 counting only the distinct ones).

The product of its digits is 995328, while the sum is 45.

The square root of 4663648431 is about 68290.9103102309. The cubic root of 4663648431 is about 1670.7389645610.

The spelling of 4663648431 in words is "four billion, six hundred sixty-three million, six hundred forty-eight thousand, four hundred thirty-one".