27726016656 has 80 divisors (see below), whose sum is σ = 78776457984. Its totient is φ = 8349560832.

The previous prime is 27726016651. The next prime is 27726016663. The reversal of 27726016656 is 65661062772.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (27726016651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443361 + ... + 502016.

Almost surely, 2^27726016656 is an apocalyptic number.

27726016656 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

27726016656 is an abundant number, since it is smaller than the sum of its proper divisors (51050441328).

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

27726016656 is a wasteful number, since it uses less digits than its factorization.

27726016656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945448 (or 945442 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 27726016656 in words is "twenty-seven billion, seven hundred twenty-six million, sixteen thousand, six hundred fifty-six".