27842360778774 has 32 divisors (see below), whose sum is σ = 63380983891680. Its totient is φ = 9054426268800.

The previous prime is 27842360778751. The next prime is 27842360778779. The reversal of 27842360778774 is 47787706324872.

27842360778774 is a `hidden beast` number, since 2 + 7 + 8 + 4 + 2 + 3 + 607 + 7 + 8 + 7 + 7 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27842360778779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6287793807 + ... + 6287798234.

It is an arithmetic number, because the mean of its divisors is an integer number (1980655746615).

Almost surely, 2^{27842360778774} is an apocalyptic number.

27842360778774 is an abundant number, since it is smaller than the sum of its proper divisors (35538623112906).

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

27842360778774 is a wasteful number, since it uses less digits than its factorization.

27842360778774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12575592093 (or 12575592087 counting only the distinct ones).

The product of its (nonzero) digits is 1239146496, while the sum is 72.

The spelling of 27842360778774 in words is "twenty-seven trillion, eight hundred forty-two billion, three hundred sixty million, seven hundred seventy-eight thousand, seven hundred seventy-four".