27747764103 has 8 divisors (see below), whose sum is σ = 38944230400. Its totient is φ = 17524903608.

The previous prime is 27747764081. The next prime is 27747764117. The reversal of 27747764103 is 30146774772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27747764103 - 2⁵ = 27747764071 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 (27747764153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243401383 + ... + 243401496.

It is an arithmetic number, because the mean of its divisors is an integer number (4868028800).

Almost surely, 2^27747764103 is an apocalyptic number.

27747764103 is a deficient number, since it is larger than the sum of its proper divisors (11196466297).

27747764103 is a wasteful number, since it uses less digits than its factorization.

27747764103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486802901.

The product of its (nonzero) digits is 1382976, while the sum is 48.

The spelling of 27747764103 in words is "twenty-seven billion, seven hundred forty-seven million, seven hundred sixty-four thousand, one hundred three".