44134487878 has 8 divisors (see below), whose sum is σ = 71294172768. Its totient is φ = 20369763624.

The previous prime is 44134487861. The next prime is 44134487921. The reversal of 44134487878 is 87878443144.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848740126 + ... + 848740177.

It is an arithmetic number, because the mean of its divisors is an integer number (8911771596).

Almost surely, 2^44134487878 is an apocalyptic number.

44134487878 is a deficient number, since it is larger than the sum of its proper divisors (27159684890).

44134487878 is a wasteful number, since it uses less digits than its factorization.

44134487878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697480318.

The product of its digits is 19267584, while the sum is 58.

The spelling of 44134487878 in words is "forty-four billion, one hundred thirty-four million, four hundred eighty-seven thousand, eight hundred seventy-eight".