27692745896 has 8 divisors (see below), whose sum is σ = 51923898570. Its totient is φ = 13846372944.

The previous prime is 27692745893. The next prime is 27692745919. The reversal of 27692745896 is 69854729672.

It can be written as a sum of positive squares in only one way, i.e., 20624980996 + 7067764900 = 143614^2 + 84070^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (27692745893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1730796611 + ... + 1730796626.

Almost surely, 2^27692745896 is an apocalyptic number.

It is an amenable number.

27692745896 is a deficient number, since it is larger than the sum of its proper divisors (24231152674).

27692745896 is a wasteful number, since it uses less digits than its factorization.

27692745896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3461593243 (or 3461593239 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 65.

The spelling of 27692745896 in words is "twenty-seven billion, six hundred ninety-two million, seven hundred forty-five thousand, eight hundred ninety-six".