27726672486 has 16 divisors (see below), whose sum is σ = 55455105024. Its totient is φ = 9241930824.

The previous prime is 27726672481. The next prime is 27726672487. The reversal of 27726672486 is 68427662772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27726672481) 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, 224515 + ... + 325361.

It is an arithmetic number, because the mean of its divisors is an integer number (3465944064).

Almost surely, 2^27726672486 is an apocalyptic number.

27726672486 is an abundant number, since it is smaller than the sum of its proper divisors (27728432538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27726672486 is a wasteful number, since it uses less digits than its factorization.

27726672486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146675.

The product of its digits is 18966528, while the sum is 57.

The spelling of 27726672486 in words is "twenty-seven billion, seven hundred twenty-six million, six hundred seventy-two thousand, four hundred eighty-six".