27390912011 has 2 divisors, whose sum is σ = 27390912012. Its totient is φ = 27390912010.

The previous prime is 27390911981. The next prime is 27390912047. The reversal of 27390912011 is 11021909372.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27390912011 - 2²² = 27386717707 is a prime.

It is not a weakly prime, because it can be changed into another prime (27390912811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13695456005 + 13695456006.

It is an arithmetic number, because the mean of its divisors is an integer number (13695456006).

Almost surely, 2^27390912011 is an apocalyptic number.

27390912011 is a deficient number, since it is larger than the sum of its proper divisors (1).

27390912011 is an equidigital number, since it uses as much as digits as its factorization.

27390912011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 35.

The spelling of 27390912011 in words is "twenty-seven billion, three hundred ninety million, nine hundred twelve thousand, eleven".