6631137073 has 8 divisors (see below), whose sum is σ = 7235855136. Its totient is φ = 6026733600.

The previous prime is 6631137067. The next prime is 6631137101. The reversal of 6631137073 is 3707311366.

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-6631137073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6631137053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33436 + ... + 119917.

It is an arithmetic number, because the mean of its divisors is an integer number (904481892).

Almost surely, 2^6631137073 is an apocalyptic number.

It is an amenable number.

6631137073 is a deficient number, since it is larger than the sum of its proper divisors (604718063).

6631137073 is a wasteful number, since it uses less digits than its factorization.

6631137073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157295.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 6631137073 is about 81431.7939935011. The cubic root of 6631137073 is about 1878.7226377465.

The spelling of 6631137073 in words is "six billion, six hundred thirty-one million, one hundred thirty-seven thousand, seventy-three".