27752485828 has 12 divisors (see below), whose sum is σ = 48595961260. Its totient is φ = 13867925472.

The previous prime is 27752485811. The next prime is 27752485829. The reversal of 27752485828 is 82858425772.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12205388484 + 15547097344 = 110478^2 + 124688^2 .

It is not an unprimeable number, because it can be changed into a prime (27752485829) 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, 2071851 + ... + 2085202.

Almost surely, 2^27752485828 is an apocalyptic number.

It is an amenable number.

27752485828 is a deficient number, since it is larger than the sum of its proper divisors (20843475432).

27752485828 is a wasteful number, since it uses less digits than its factorization.

27752485828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4158726 (or 4158724 counting only the distinct ones).

The product of its digits is 20070400, while the sum is 58.

The spelling of 27752485828 in words is "twenty-seven billion, seven hundred fifty-two million, four hundred eighty-five thousand, eight hundred twenty-eight".