27775735404 has 12 divisors (see below), whose sum is σ = 64810049304. Its totient is φ = 9258578464.

The previous prime is 27775735399. The next prime is 27775735451. The reversal of 27775735404 is 40453757772.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1157322297 + ... + 1157322320.

It is an arithmetic number, because the mean of its divisors is an integer number (5400837442).

Almost surely, 2^27775735404 is an apocalyptic number.

It is an amenable number.

27775735404 is an abundant number, since it is smaller than the sum of its proper divisors (37034313900).

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

27775735404 is a wasteful number, since it uses less digits than its factorization.

27775735404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314644624 (or 2314644622 counting only the distinct ones).

The product of its (nonzero) digits is 5762400, while the sum is 51.

The spelling of 27775735404 in words is "twenty-seven billion, seven hundred seventy-five million, seven hundred thirty-five thousand, four hundred four".