27278610798 has 16 divisors (see below), whose sum is σ = 54566696016. Its totient is φ = 9091291200.

The previous prime is 27278610773. The next prime is 27278610823. The reversal of 27278610798 is 89701687272.

It is an interprime number because it is at equal distance from previous prime (27278610773) and next prime (27278610823).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357061 + ... + 426672.

It is an arithmetic number, because the mean of its divisors is an integer number (3410418501).

Almost surely, 2^27278610798 is an apocalyptic number.

27278610798 is an abundant number, since it is smaller than the sum of its proper divisors (27288085218).

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

27278610798 is a wasteful number, since it uses less digits than its factorization.

27278610798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789539.

The product of its (nonzero) digits is 4741632, while the sum is 57.

The spelling of 27278610798 in words is "twenty-seven billion, two hundred seventy-eight million, six hundred ten thousand, seven hundred ninety-eight".