3256978018 has 8 divisors (see below), whose sum is σ = 5583390912. Its totient is φ = 1395847716.

The previous prime is 3256978013. The next prime is 3256978027. The reversal of 3256978018 is 8108796523.

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

It is not an unprimeable number, because it can be changed into a prime (3256978013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116320630 + ... + 116320657.

It is an arithmetic number, because the mean of its divisors is an integer number (697923864).

Almost surely, 2^3256978018 is an apocalyptic number.

3256978018 is a deficient number, since it is larger than the sum of its proper divisors (2326412894).

3256978018 is a wasteful number, since it uses less digits than its factorization.

3256978018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232641296.

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 3256978018 is about 57069.9397055928. The cubic root of 3256978018 is about 1482.3073969438.

The spelling of 3256978018 in words is "three billion, two hundred fifty-six million, nine hundred seventy-eight thousand, eighteen".