6631468426 has 32 divisors (see below), whose sum is σ = 12094557120. Its totient is φ = 2687673600.

The previous prime is 6631468391. The next prime is 6631468427. The reversal of 6631468426 is 6248641366.

It is not an unprimeable number, because it can be changed into a prime (6631468427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459505 + ... + 473716.

It is an arithmetic number, because the mean of its divisors is an integer number (377954910).

Almost surely, 2^6631468426 is an apocalyptic number.

6631468426 is a deficient number, since it is larger than the sum of its proper divisors (5463088694).

6631468426 is a wasteful number, since it uses less digits than its factorization.

6631468426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933270.

The product of its digits is 995328, while the sum is 46.

The square root of 6631468426 is about 81433.8285112520. The cubic root of 6631468426 is about 1878.7539300174.

The spelling of 6631468426 in words is "six billion, six hundred thirty-one million, four hundred sixty-eight thousand, four hundred twenty-six".