6631670159 has 8 divisors (see below), whose sum is σ = 6674765232. Its totient is φ = 6588604800.

The previous prime is 6631670147. The next prime is 6631670273. The reversal of 6631670159 is 9510761366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6631670159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631670119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597767 + ... + 608759.

It is an arithmetic number, because the mean of its divisors is an integer number (834345654).

Almost surely, 2^6631670159 is an apocalyptic number.

6631670159 is a deficient number, since it is larger than the sum of its proper divisors (43095073).

6631670159 is a wasteful number, since it uses less digits than its factorization.

6631670159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14857.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 6631670159 is about 81435.0671332688. The cubic root of 6631670159 is about 1878.7729807414.

The spelling of 6631670159 in words is "six billion, six hundred thirty-one million, six hundred seventy thousand, one hundred fifty-nine".