27374740677 has 24 divisors (see below), whose sum is σ = 40478780160. Its totient is φ = 17818990560.

The previous prime is 27374740669. The next prime is 27374740717. The reversal of 27374740677 is 77604747372.

It is a happy number.

It is not a de Polignac number, because 27374740677 - 2³ = 27374740669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27374740667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101224 + ... + 254942.

It is an arithmetic number, because the mean of its divisors is an integer number (1686615840).

Almost surely, 2^27374740677 is an apocalyptic number.

It is an amenable number.

27374740677 is a deficient number, since it is larger than the sum of its proper divisors (13104039483).

27374740677 is a wasteful number, since it uses less digits than its factorization.

27374740677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154193 (or 154190 counting only the distinct ones).

The product of its (nonzero) digits is 9680832, while the sum is 54.

The spelling of 27374740677 in words is "twenty-seven billion, three hundred seventy-four million, seven hundred forty thousand, six hundred seventy-seven".