27243029896 has 64 divisors (see below), whose sum is σ = 55576627200. Its totient is φ = 12487238400.

The previous prime is 27243029861. The next prime is 27243029899. The reversal of 27243029896 is 69892034272.

It is not an unprimeable number, because it can be changed into a prime (27243029899) 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 15 ways as a sum of consecutive naturals, for example, 345441 + ... + 416911.

It is an arithmetic number, because the mean of its divisors is an integer number (868384800).

Almost surely, 2^27243029896 is an apocalyptic number.

It is an amenable number.

27243029896 is an abundant number, since it is smaller than the sum of its proper divisors (28333597304).

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

27243029896 is a wasteful number, since it uses less digits than its factorization.

27243029896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71590 (or 71586 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 27243029896 in words is "twenty-seven billion, two hundred forty-three million, twenty-nine thousand, eight hundred ninety-six".