40099879370 has 16 divisors (see below), whose sum is σ = 72285475680. Its totient is φ = 16016464464.

The previous prime is 40099879307. The next prime is 40099879397. The reversal of 40099879370 is 7397899004.

It is a Curzon 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, 2928740 + ... + 2942399.

It is an arithmetic number, because the mean of its divisors is an integer number (4517842230).

Almost surely, 2^40099879370 is an apocalyptic number.

40099879370 is a deficient number, since it is larger than the sum of its proper divisors (32185596310).

40099879370 is a wasteful number, since it uses less digits than its factorization.

40099879370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871829.

The product of its (nonzero) digits is 3429216, while the sum is 56.

The spelling of 40099879370 in words is "forty billion, ninety-nine million, eight hundred seventy-nine thousand, three hundred seventy".