4664021139 has 12 divisors (see below), whose sum is σ = 6767132736. Its totient is φ = 3095402832.

The previous prime is 4664021129. The next prime is 4664021227. The reversal of 4664021139 is 9311204664.

4664021139 is a `hidden beast` number, since 4 + 6 + 640 + 2 + 1 + 1 + 3 + 9 = 666.

It is not a de Polignac number, because 4664021139 - 2⁴ = 4664021123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4664021129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1159932 + ... + 1163945.

It is an arithmetic number, because the mean of its divisors is an integer number (563927728).

Almost surely, 2^4664021139 is an apocalyptic number.

4664021139 is a deficient number, since it is larger than the sum of its proper divisors (2103111597).

4664021139 is a wasteful number, since it uses less digits than its factorization.

4664021139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324106 (or 2324103 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 4664021139 is about 68293.6390815426. The cubic root of 4664021139 is about 1670.7834705738.

The spelling of 4664021139 in words is "four billion, six hundred sixty-four million, twenty-one thousand, one hundred thirty-nine".