2409878889 has 96 divisors (see below), whose sum is σ = 4253783040. Its totient is φ = 1297296000.

The previous prime is 2409878839. The next prime is 2409878951. The reversal of 2409878889 is 9888789042.

It is a happy number.

It is not a de Polignac number, because 2409878889 - 2⁸ = 2409878633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2409878839) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2292414 + ... + 2293464.

It is an arithmetic number, because the mean of its divisors is an integer number (44310240).

Almost surely, 2^2409878889 is an apocalyptic number.

It is an amenable number.

2409878889 is a deficient number, since it is larger than the sum of its proper divisors (1843904151).

2409878889 is a wasteful number, since it uses less digits than its factorization.

2409878889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163 (or 1160 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 63.

The square root of 2409878889 is about 49090.5173022245. The cubic root of 2409878889 is about 1340.7004003495.

The spelling of 2409878889 in words is "two billion, four hundred nine million, eight hundred seventy-eight thousand, eight hundred eighty-nine".