27892194336 has 144 divisors (see below), whose sum is σ = 80703945504. Its totient is φ = 9135700992.

The previous prime is 27892194263. The next prime is 27892194349. The reversal of 27892194336 is 63349129872.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8816691 + ... + 8819853.

It is an arithmetic number, because the mean of its divisors is an integer number (560444066).

Almost surely, 2^27892194336 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 27892194336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40351972752).

27892194336 is an abundant number, since it is smaller than the sum of its proper divisors (52811751168).

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

27892194336 is a wasteful number, since it uses less digits than its factorization.

27892194336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703 (or 3692 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 27892194336 in words is "twenty-seven billion, eight hundred ninety-two million, one hundred ninety-four thousand, three hundred thirty-six".