40099879094 has 16 divisors (see below), whose sum is σ = 65645490960. Its totient is φ = 18219576960.

The previous prime is 40099879067. The next prime is 40099879117. The reversal of 40099879094 is 49097899004.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328199 + ... + 433490.

It is an arithmetic number, because the mean of its divisors is an integer number (4102843185).

Almost surely, 2^40099879094 is an apocalyptic number.

40099879094 is a deficient number, since it is larger than the sum of its proper divisors (25545611866).

40099879094 is a wasteful number, since it uses less digits than its factorization.

40099879094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764095.

The product of its (nonzero) digits is 5878656, while the sum is 59.

The spelling of 40099879094 in words is "forty billion, ninety-nine million, eight hundred seventy-nine thousand, ninety-four".