6631651462 has 4 divisors (see below), whose sum is σ = 9947477196. Its totient is φ = 3315825730.

The previous prime is 6631651459. The next prime is 6631651463. The reversal of 6631651462 is 2641561366.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6631651462² = 87957602226893474888, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631651463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1657912864 + ... + 1657912867.

It is an arithmetic number, because the mean of its divisors is an integer number (2486869299).

Almost surely, 2^6631651462 is an apocalyptic number.

6631651462 is a deficient number, since it is larger than the sum of its proper divisors (3315825734).

6631651462 is a wasteful number, since it uses less digits than its factorization.

6631651462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315825733.

The product of its digits is 155520, while the sum is 40.

The square root of 6631651462 is about 81434.9523362051. The cubic root of 6631651462 is about 1878.7712151001.

The spelling of 6631651462 in words is "six billion, six hundred thirty-one million, six hundred fifty-one thousand, four hundred sixty-two".