27727157376 has 96 divisors (see below), whose sum is σ = 79960186800. Its totient is φ = 9222415872.

The previous prime is 27727157309. The next prime is 27727157377. The reversal of 27727157376 is 67375172772.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (27727157377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 512215 + ... + 563753.

Almost surely, 2^27727157376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27727157376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39980093400).

27727157376 is an abundant number, since it is smaller than the sum of its proper divisors (52233029424).

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

27727157376 is a wasteful number, since it uses less digits than its factorization.

27727157376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52026 (or 52011 counting only the distinct ones).

The product of its digits is 6050520, while the sum is 54.

The spelling of 27727157376 in words is "twenty-seven billion, seven hundred twenty-seven million, one hundred fifty-seven thousand, three hundred seventy-six".