27794690368 has 14 divisors (see below), whose sum is σ = 55155088826. Its totient is φ = 13897345152.

The previous prime is 27794690351. The next prime is 27794690401. The reversal of 27794690368 is 86309649772.

It can be written as a sum of positive squares in only one way, i.e., 22032058624 + 5762631744 = 148432^2 + 75912^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217145955 + ... + 217146082.

Almost surely, 2^27794690368 is an apocalyptic number.

It is an amenable number.

27794690368 is a deficient number, since it is larger than the sum of its proper divisors (27360398458).

27794690368 is an equidigital number, since it uses as much as digits as its factorization.

27794690368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434292049 (or 434292039 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 27794690368 in words is "twenty-seven billion, seven hundred ninety-four million, six hundred ninety thousand, three hundred sixty-eight".