27880727104 has 28 divisors (see below), whose sum is σ = 55350447084. Its totient is φ = 13934157824.

The previous prime is 27880727051. The next prime is 27880727153. The reversal of 27880727104 is 40172708872.

It can be written as a sum of positive squares in 2 ways, for example, as 23240392704 + 4640334400 = 152448^2 + 68120^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49644 + ... + 241300.

Almost surely, 2^27880727104 is an apocalyptic number.

It is an amenable number.

27880727104 is a deficient number, since it is larger than the sum of its proper divisors (27469719980).

27880727104 is a wasteful number, since it uses less digits than its factorization.

27880727104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193942 (or 193932 counting only the distinct ones).

The product of its (nonzero) digits is 351232, while the sum is 46.

The spelling of 27880727104 in words is "twenty-seven billion, eight hundred eighty million, seven hundred twenty-seven thousand, one hundred four".