27620692841 has 12 divisors (see below), whose sum is σ = 32255228628. Its totient is φ = 23582748672.

The previous prime is 27620692837. The next prime is 27620692871. The reversal of 27620692841 is 14829602672.

It can be written as a sum of positive squares in 2 ways, for example, as 24323521600 + 3297171241 = 155960^2 + 57421^2 .

It is not a de Polignac number, because 27620692841 - 2² = 27620692837 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27620692871) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1084076 + ... + 1109261.

It is an arithmetic number, because the mean of its divisors is an integer number (2687935719).

Almost surely, 2^27620692841 is an apocalyptic number.

It is an amenable number.

27620692841 is a deficient number, since it is larger than the sum of its proper divisors (4634535787).

27620692841 is a wasteful number, since it uses less digits than its factorization.

27620692841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193608 (or 2193601 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 27620692841 in words is "twenty-seven billion, six hundred twenty million, six hundred ninety-two thousand, eight hundred forty-one".