27750804733 has 4 divisors (see below), whose sum is σ = 27751580928. Its totient is φ = 27750028540.

The previous prime is 27750804727. The next prime is 27750804737. The reversal of 27750804733 is 33740805772.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27750804733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27750804737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331741 + ... + 406882.

It is an arithmetic number, because the mean of its divisors is an integer number (6937895232).

Almost surely, 2^27750804733 is an apocalyptic number.

It is an amenable number.

27750804733 is a deficient number, since it is larger than the sum of its proper divisors (776195).

27750804733 is an equidigital number, since it uses as much as digits as its factorization.

27750804733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776194.

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 27750804733 in words is "twenty-seven billion, seven hundred fifty million, eight hundred four thousand, seven hundred thirty-three".