6181413906 has 32 divisors (see below), whose sum is σ = 13022634240. Its totient is φ = 1950655824.

The previous prime is 6181413899. The next prime is 6181413923. The reversal of 6181413906 is 6093141816.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150781 + ... + 187343.

It is an arithmetic number, because the mean of its divisors is an integer number (406957320).

Almost surely, 2^6181413906 is an apocalyptic number.

6181413906 is an abundant number, since it is smaller than the sum of its proper divisors (6841220334).

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

6181413906 is a wasteful number, since it uses less digits than its factorization.

6181413906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38070.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 6181413906 is about 78621.9683421879. The cubic root of 6181413906 is about 1835.2529955306.

The spelling of 6181413906 in words is "six billion, one hundred eighty-one million, four hundred thirteen thousand, nine hundred six".