40094045799 has 4 divisors (see below), whose sum is σ = 53458727736. Its totient is φ = 26729363864.

The previous prime is 40094045791. The next prime is 40094045801. The reversal of 40094045799 is 99754049004.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40094045799 - 2³ = 40094045791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40094045791) by changing a digit.

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, 6682340964 + ... + 6682340969.

It is an arithmetic number, because the mean of its divisors is an integer number (13364681934).

Almost surely, 2^40094045799 is an apocalyptic number.

40094045799 is a deficient number, since it is larger than the sum of its proper divisors (13364681937).

40094045799 is a wasteful number, since it uses less digits than its factorization.

40094045799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13364681936.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 40094045799 in words is "forty billion, ninety-four million, forty-five thousand, seven hundred ninety-nine".