3045556989 has 10 divisors (see below), whose sum is σ = 4549535870. Its totient is φ = 2030371272.

The previous prime is 3045556979. The next prime is 3045556993. The reversal of 3045556989 is 9896555403.

It is a happy number.

3045556989 is a `hidden beast` number, since 3 + 0 + 4 + 5 + 556 + 9 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2872424025 + 173132964 = 53595^2 + 13158^2 .

It is not a de Polignac number, because 3045556989 - 2⁴ = 3045556973 is a prime.

It is a super-2 number, since 2×3045556989² = 18550834746493492242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3045556979) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18799654 + ... + 18799815.

It is an arithmetic number, because the mean of its divisors is an integer number (454953587).

Almost surely, 2^3045556989 is an apocalyptic number.

It is an amenable number.

3045556989 is a deficient number, since it is larger than the sum of its proper divisors (1503978881).

3045556989 is an equidigital number, since it uses as much as digits as its factorization.

3045556989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37599481 (or 37599472 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The square root of 3045556989 is about 55186.5652944627. The cubic root of 3045556989 is about 1449.5134299248.

The spelling of 3045556989 in words is "three billion, forty-five million, five hundred fifty-six thousand, nine hundred eighty-nine".