2466678889 has 8 divisors (see below), whose sum is σ = 2535103880. Its totient is φ = 2398346496.

The previous prime is 2466678887. The next prime is 2466678911. The reversal of 2466678889 is 9888766642.

It can be written as a sum of positive squares in 4 ways, for example, as 692584489 + 1774094400 = 26317^2 + 42120^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2466678889 - 2¹ = 2466678887 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2466678889.

It is not an unprimeable number, because it can be changed into a prime (2466678887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32707 + ... + 77479.

It is an arithmetic number, because the mean of its divisors is an integer number (316887985).

Almost surely, 2^2466678889 is an apocalyptic number.

It is an amenable number.

2466678889 is a deficient number, since it is larger than the sum of its proper divisors (68424991).

2466678889 is a wasteful number, since it uses less digits than its factorization.

2466678889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46299.

The product of its digits is 55738368, while the sum is 64.

The square root of 2466678889 is about 49665.6711320808. The cubic root of 2466678889 is about 1351.1519913636.

The spelling of 2466678889 in words is "two billion, four hundred sixty-six million, six hundred seventy-eight thousand, eight hundred eighty-nine".