6127617691 has 16 divisors (see below), whose sum is σ = 6758712576. Its totient is φ = 5519588256.

The previous prime is 6127617647. The next prime is 6127617701. The reversal of 6127617691 is 1967167216.

It is not a de Polignac number, because 6127617691 - 2²¹ = 6125520539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6127617491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 679176 + ... + 688138.

It is an arithmetic number, because the mean of its divisors is an integer number (422419536).

Almost surely, 2^6127617691 is an apocalyptic number.

6127617691 is a deficient number, since it is larger than the sum of its proper divisors (631094885).

6127617691 is a wasteful number, since it uses less digits than its factorization.

6127617691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10242.

The product of its digits is 190512, while the sum is 46.

The square root of 6127617691 is about 78279.1012403694. The cubic root of 6127617691 is about 1829.9134690887.

The spelling of 6127617691 in words is "six billion, one hundred twenty-seven million, six hundred seventeen thousand, six hundred ninety-one".