4512239882 has 4 divisors (see below), whose sum is σ = 6768359826. Its totient is φ = 2256119940.

The previous prime is 4512239863. The next prime is 4512239899. The reversal of 4512239882 is 2889322154.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2889322154 = 2 ⋅1444661077.

It can be written as a sum of positive squares in only one way, i.e., 4497177721 + 15062161 = 67061^2 + 3881^2 .

It is a super-2 number, since 2×4512239882² = 40720617505422747848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128059969 + ... + 1128059972.

Almost surely, 2^4512239882 is an apocalyptic number.

4512239882 is a deficient number, since it is larger than the sum of its proper divisors (2256119944).

4512239882 is a wasteful number, since it uses less digits than its factorization.

4512239882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256119943.

The product of its digits is 276480, while the sum is 44.

The square root of 4512239882 is about 67173.2080669072. The cubic root of 4512239882 is about 1652.4591286106.

The spelling of 4512239882 in words is "four billion, five hundred twelve million, two hundred thirty-nine thousand, eight hundred eighty-two".