6611251646231 has 4 divisors (see below), whose sum is σ = 6611325577272. Its totient is φ = 6611177715192.

The previous prime is 6611251646171. The next prime is 6611251646239. The reversal of 6611251646231 is 1326461521166.

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

It is a cyclic number.

It is not a de Polignac number, because 6611251646231 - 2³⁸ = 6336373739287 is a prime.

It is a super-2 number, since 2×6611251646231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6611251646239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36831221 + ... + 37010286.

It is an arithmetic number, because the mean of its divisors is an integer number (1652831394318).

Almost surely, 2^{6611251646231} is an apocalyptic number.

6611251646231 is a deficient number, since it is larger than the sum of its proper divisors (73931041).

6611251646231 is an equidigital number, since it uses as much as digits as its factorization.

6611251646231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73931040.

The product of its digits is 311040, while the sum is 44.

The spelling of 6611251646231 in words is "six trillion, six hundred eleven billion, two hundred fifty-one million, six hundred forty-six thousand, two hundred thirty-one".