40336479956 has 24 divisors (see below), whose sum is σ = 71595095040. Its totient is φ = 19880834400.

The previous prime is 40336479949. The next prime is 40336479961. The reversal of 40336479956 is 65997463304.

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 7 ways as a sum of consecutive naturals, for example, 3137750 + ... + 3150578.

It is an arithmetic number, because the mean of its divisors is an integer number (2983128960).

Almost surely, 2^40336479956 is an apocalyptic number.

It is an amenable number.

40336479956 is a deficient number, since it is larger than the sum of its proper divisors (31258615084).

40336479956 is a wasteful number, since it uses less digits than its factorization.

40336479956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23975 (or 23973 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 56.

The spelling of 40336479956 in words is "forty billion, three hundred thirty-six million, four hundred seventy-nine thousand, nine hundred fifty-six".