6463632650 has 24 divisors (see below), whose sum is σ = 12068093664. Its totient is φ = 2575617200.

The previous prime is 6463632647. The next prime is 6463632691. The reversal of 6463632650 is 562363646.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6463632598 and 6463632607.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232616 + ... + 258915.

It is an arithmetic number, because the mean of its divisors is an integer number (502837236).

Almost surely, 2^6463632650 is an apocalyptic number.

6463632650 is a deficient number, since it is larger than the sum of its proper divisors (5604461014).

6463632650 is a wasteful number, since it uses less digits than its factorization.

6463632650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491806 (or 491801 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 41.

The square root of 6463632650 is about 80396.7203933096. The cubic root of 6463632650 is about 1862.7685146551.

The spelling of 6463632650 in words is "six billion, four hundred sixty-three million, six hundred thirty-two thousand, six hundred fifty".