27770449396 has 12 divisors (see below), whose sum is σ = 48603441600. Its totient is φ = 13883751800.

The previous prime is 27770449361. The next prime is 27770449439. The reversal of 27770449396 is 69394407772.

It is a self number, because there is not a number n which added to its sum of digits gives 27770449396.

It is a congruent number.

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, 325246 + ... + 401653.

It is an arithmetic number, because the mean of its divisors is an integer number (4050286800).

Almost surely, 2^27770449396 is an apocalyptic number.

It is an amenable number.

27770449396 is a deficient number, since it is larger than the sum of its proper divisors (20832992204).

27770449396 is a wasteful number, since it uses less digits than its factorization.

27770449396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736454 (or 736452 counting only the distinct ones).

The product of its (nonzero) digits is 16003008, while the sum is 58.

The spelling of 27770449396 in words is "twenty-seven billion, seven hundred seventy million, four hundred forty-nine thousand, three hundred ninety-six".