40048884879 has 4 divisors (see below), whose sum is σ = 53398513176. Its totient is φ = 26699256584.

The previous prime is 40048884859. The next prime is 40048884929. The reversal of 40048884879 is 97848884004.

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 40048884879 - 2⁹ = 40048884367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40048884809) 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, 6674814144 + ... + 6674814149.

It is an arithmetic number, because the mean of its divisors is an integer number (13349628294).

Almost surely, 2^40048884879 is an apocalyptic number.

40048884879 is a deficient number, since it is larger than the sum of its proper divisors (13349628297).

40048884879 is a wasteful number, since it uses less digits than its factorization.

40048884879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13349628296.

The product of its (nonzero) digits is 16515072, while the sum is 60.

The spelling of 40048884879 in words is "forty billion, forty-eight million, eight hundred eighty-four thousand, eight hundred seventy-nine".