27852899844 has 192 divisors, whose sum is σ = 82839601152. Its totient is φ = 7074345600.

The previous prime is 27852899839. The next prime is 27852899857. The reversal of 27852899844 is 44899825872.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8330037 + ... + 8333379.

It is an arithmetic number, because the mean of its divisors is an integer number (431456256).

Almost surely, 2^27852899844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27852899844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41419800576).

27852899844 is an abundant number, since it is smaller than the sum of its proper divisors (54986701308).

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

27852899844 is a wasteful number, since it uses less digits than its factorization.

27852899844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566 (or 3564 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 66.

The spelling of 27852899844 in words is "twenty-seven billion, eight hundred fifty-two million, eight hundred ninety-nine thousand, eight hundred forty-four".