296389869889 has 9 divisors (see below), whose sum is σ = 306978987913. Its totient is φ = 286154285872.

The previous prime is 296389869877. The next prime is 296389869911. The reversal of 296389869889 is 988968983692.

It is a happy number.

The square root of 296389869889 is 544417.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 146769441025 + 149620428864 = 383105^2 + 386808^2 .

It is not a de Polignac number, because 296389869889 - 2⁵ = 296389869857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (296389866889) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15778707 + ... + 15797479.

Almost surely, 2^296389869889 is an apocalyptic number.

296389869889 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

296389869889 is the 544417-th square number.

296389869889 is the 272209-th centered octagonal number.

It is an amenable number.

296389869889 is a deficient number, since it is larger than the sum of its proper divisors (10589118024).

296389869889 is an frugal number, since it uses more digits than its factorization.

296389869889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37604 (or 18802 counting only the distinct ones).

The product of its digits is 5804752896, while the sum is 85.

The spelling of 296389869889 in words is "two hundred ninety-six billion, three hundred eighty-nine million, eight hundred sixty-nine thousand, eight hundred eighty-nine".