6746639011 has 16 divisors (see below), whose sum is σ = 7948866240. Its totient is φ = 5605816320.

The previous prime is 6746638937. The next prime is 6746639063. The reversal of 6746639011 is 1109366476.

It is a cyclic number.

It is not a de Polignac number, because 6746639011 - 2²⁹ = 6209768099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6746631011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29806 + ... + 119923.

It is an arithmetic number, because the mean of its divisors is an integer number (496804140).

Almost surely, 2^6746639011 is an apocalyptic number.

6746639011 is a deficient number, since it is larger than the sum of its proper divisors (1202227229).

6746639011 is a wasteful number, since it uses less digits than its factorization.

6746639011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149934.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 6746639011 is about 82137.9267512883. The cubic root of 6746639011 is about 1889.5678501151.

The spelling of 6746639011 in words is "six billion, seven hundred forty-six million, six hundred thirty-nine thousand, eleven".