2652189489 has 24 divisors (see below), whose sum is σ = 3939976040. Its totient is φ = 1717936128.

The previous prime is 2652189487. The next prime is 2652189493. The reversal of 2652189489 is 9849812562.

It is a happy number.

2652189489 is a `hidden beast` number, since 2 + 65 + 21 + 89 + 489 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 759939489 + 1892250000 = 27567^2 + 43500^2 .

It is not a de Polignac number, because 2652189489 - 2¹ = 2652189487 is a prime.

It is a super-2 number, since 2×2652189489² = 14068218171124162242, which contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2652189487) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 250899 + ... + 261255.

Almost surely, 2^2652189489 is an apocalyptic number.

It is an amenable number.

2652189489 is a deficient number, since it is larger than the sum of its proper divisors (1287786551).

2652189489 is a wasteful number, since it uses less digits than its factorization.

2652189489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11169 (or 11166 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 2652189489 is about 51499.4125112122. The cubic root of 2652189489 is about 1384.2085150948.

The spelling of 2652189489 in words is "two billion, six hundred fifty-two million, one hundred eighty-nine thousand, four hundred eighty-nine".