27394855284 has 24 divisors (see below), whose sum is σ = 64028059200. Its totient is φ = 9116371264.

The previous prime is 27394855283. The next prime is 27394855289. The reversal of 27394855284 is 48255849372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27394855283) 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, 1898409 + ... + 1912784.

It is an arithmetic number, because the mean of its divisors is an integer number (2667835800).

Almost surely, 2^27394855284 is an apocalyptic number.

It is an amenable number.

27394855284 is an abundant number, since it is smaller than the sum of its proper divisors (36633203916).

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

27394855284 is a wasteful number, since it uses less digits than its factorization.

27394855284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811799 (or 3811797 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 57.

The spelling of 27394855284 in words is "twenty-seven billion, three hundred ninety-four million, eight hundred fifty-five thousand, two hundred eighty-four".