4427371136 has 16 divisors (see below), whose sum is σ = 8820153690. Its totient is φ = 2213685504.

The previous prime is 4427371111. The next prime is 4427371139. The reversal of 4427371136 is 6311737244.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4173160000 + 254211136 = 64600^2 + 15944^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 4427371136.

It is not an unprimeable number, because it can be changed into a prime (4427371139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17294291 + ... + 17294546.

Almost surely, 2^4427371136 is an apocalyptic number.

It is an amenable number.

4427371136 is a deficient number, since it is larger than the sum of its proper divisors (4392782554).

4427371136 is an equidigital number, since it uses as much as digits as its factorization.

4427371136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34588851 (or 34588839 counting only the distinct ones).

The product of its digits is 84672, while the sum is 38.

The square root of 4427371136 is about 66538.4936408993. The cubic root of 4427371136 is about 1642.0333612888.

The spelling of 4427371136 in words is "four billion, four hundred twenty-seven million, three hundred seventy-one thousand, one hundred thirty-six".