27196215696 has 80 divisors (see below), whose sum is σ = 84068091520. Its totient is φ = 8368064640.

The previous prime is 27196215679. The next prime is 27196215743. The reversal of 27196215696 is 69651269172.

27196215696 is a `hidden beast` number, since 2 + 7 + 1 + 9 + 621 + 5 + 6 + 9 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2415700 + ... + 2426931.

It is an arithmetic number, because the mean of its divisors is an integer number (1050851144).

Almost surely, 2^27196215696 is an apocalyptic number.

27196215696 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

27196215696 is an abundant number, since it is smaller than the sum of its proper divisors (56871875824).

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

27196215696 is a wasteful number, since it uses less digits than its factorization.

27196215696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4842661 (or 4842649 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The spelling of 27196215696 in words is "twenty-seven billion, one hundred ninety-six million, two hundred fifteen thousand, six hundred ninety-six".