27367581696 has 384 divisors, whose sum is σ = 92755353600. Its totient is φ = 6980567040.

The previous prime is 27367581691. The next prime is 27367581697. The reversal of 27367581696 is 69618576372.

It is a tau number, because it is divible by the number of its divisors (384).

It is not an unprimeable number, because it can be changed into a prime (27367581691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17331435 + ... + 17333013.

It is an arithmetic number, because the mean of its divisors is an integer number (241550400).

Almost surely, 2^27367581696 is an apocalyptic number.

27367581696 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27367581696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46377676800).

27367581696 is an abundant number, since it is smaller than the sum of its proper divisors (65387771904).

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

27367581696 is a wasteful number, since it uses less digits than its factorization.

27367581696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655 (or 1635 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 60.

The spelling of 27367581696 in words is "twenty-seven billion, three hundred sixty-seven million, five hundred eighty-one thousand, six hundred ninety-six".