3259887878 has 32 divisors (see below), whose sum is σ = 5402073600. Its totient is φ = 1465855776.

The previous prime is 3259887877. The next prime is 3259887889. The reversal of 3259887878 is 8787889523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3259887871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464963 + ... + 471921.

It is an arithmetic number, because the mean of its divisors is an integer number (168814800).

Almost surely, 2^3259887878 is an apocalyptic number.

3259887878 is a deficient number, since it is larger than the sum of its proper divisors (2142185722).

3259887878 is a wasteful number, since it uses less digits than its factorization.

3259887878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7436.

The product of its digits is 54190080, while the sum is 65.

The square root of 3259887878 is about 57095.4278204481. The cubic root of 3259887878 is about 1482.7487081920.

The spelling of 3259887878 in words is "three billion, two hundred fifty-nine million, eight hundred eighty-seven thousand, eight hundred seventy-eight".