3156336489 has 4 divisors (see below), whose sum is σ = 4208448656. Its totient is φ = 2104224324.

The previous prime is 3156336479. The next prime is 3156336493. The reversal of 3156336489 is 9846336513.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3156336489 - 2⁷ = 3156336361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3156336409) 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, 526056079 + ... + 526056084.

It is an arithmetic number, because the mean of its divisors is an integer number (1052112164).

Almost surely, 2^3156336489 is an apocalyptic number.

It is an amenable number.

3156336489 is a deficient number, since it is larger than the sum of its proper divisors (1052112167).

3156336489 is a wasteful number, since it uses less digits than its factorization.

3156336489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052112166.

The product of its digits is 1399680, while the sum is 48.

The square root of 3156336489 is about 56181.2823723346. The cubic root of 3156336489 is about 1466.8794755657.

The spelling of 3156336489 in words is "three billion, one hundred fifty-six million, three hundred thirty-six thousand, four hundred eighty-nine".