27691941669286 has 16 divisors (see below), whose sum is σ = 44401077207648. Its totient is φ = 12920948392000.

The previous prime is 27691941669283. The next prime is 27691941669311. The reversal of 27691941669286 is 68296614919672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27691941669283) 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, 7341446065 + ... + 7341449836.

It is an arithmetic number, because the mean of its divisors is an integer number (2775067325478).

Almost surely, 2^{27691941669286} is an apocalyptic number.

27691941669286 is a deficient number, since it is larger than the sum of its proper divisors (16709135538362).

27691941669286 is a wasteful number, since it uses less digits than its factorization.

27691941669286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14682895967.

The product of its digits is 846526464, while the sum is 76.

The spelling of 27691941669286 in words is "twenty-seven trillion, six hundred ninety-one billion, nine hundred forty-one million, six hundred sixty-nine thousand, two hundred eighty-six".