6154839906 has 16 divisors (see below), whose sum is σ = 12483056448. Its totient is φ = 2022717200.

The previous prime is 6154839893. The next prime is 6154839923. The reversal of 6154839906 is 6099384516.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7223565 + ... + 7224416.

It is an arithmetic number, because the mean of its divisors is an integer number (780191028).

Almost surely, 2^6154839906 is an apocalyptic number.

6154839906 is an abundant number, since it is smaller than the sum of its proper divisors (6328216542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6154839906 is a wasteful number, since it uses less digits than its factorization.

6154839906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14448057.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 6154839906 is about 78452.7877516153. The cubic root of 6154839906 is about 1832.6192902038.

The spelling of 6154839906 in words is "six billion, one hundred fifty-four million, eight hundred thirty-nine thousand, nine hundred six".