40013422326 has 48 divisors (see below), whose sum is σ = 87946560000. Its totient is φ = 13146631344.

The previous prime is 40013422321. The next prime is 40013422327. The reversal of 40013422326 is 62322431004.

40013422326 is a `hidden beast` number, since 400 + 1 + 34 + 223 + 2 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40013422326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40013422321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 331075 + ... + 435473.

It is an arithmetic number, because the mean of its divisors is an integer number (1832220000).

Almost surely, 2^40013422326 is an apocalyptic number.

40013422326 is an abundant number, since it is smaller than the sum of its proper divisors (47933137674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40013422326 is a wasteful number, since it uses less digits than its factorization.

40013422326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104713 (or 104710 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The spelling of 40013422326 in words is "forty billion, thirteen million, four hundred twenty-two thousand, three hundred twenty-six".