27423999284 has 24 divisors (see below), whose sum is σ = 52362307200. Its totient is φ = 12463692480.

The previous prime is 27423999283. The next prime is 27423999289. The reversal of 27423999284 is 48299932472.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27423999283) 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, 301232 + ... + 381560.

It is an arithmetic number, because the mean of its divisors is an integer number (2181762800).

Almost surely, 2^27423999284 is an apocalyptic number.

It is an amenable number.

27423999284 is a deficient number, since it is larger than the sum of its proper divisors (24938307916).

27423999284 is a wasteful number, since it uses less digits than its factorization.

27423999284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88103 (or 88101 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 59.

The spelling of 27423999284 in words is "twenty-seven billion, four hundred twenty-three million, nine hundred ninety-nine thousand, two hundred eighty-four".