27880055926 has 4 divisors (see below), whose sum is σ = 41820083892. Its totient is φ = 13940027962.

The previous prime is 27880055911. The next prime is 27880055927. The reversal of 27880055926 is 62955008872.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27880055927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6970013980 + ... + 6970013983.

It is an arithmetic number, because the mean of its divisors is an integer number (10455020973).

Almost surely, 2^27880055926 is an apocalyptic number.

27880055926 is a deficient number, since it is larger than the sum of its proper divisors (13940027966).

27880055926 is a wasteful number, since it uses less digits than its factorization.

27880055926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13940027965.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 27880055926 in words is "twenty-seven billion, eight hundred eighty million, fifty-five thousand, nine hundred twenty-six".