40240423326 has 16 divisors (see below), whose sum is σ = 80487112464. Its totient is φ = 13412430144.

The previous prime is 40240423297. The next prime is 40240423339. The reversal of 40240423326 is 62332404204.

It is a junction number, because it is equal to n+sod(n) for n = 40240423293 and 40240423302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175425 + ... + 333548.

It is an arithmetic number, because the mean of its divisors is an integer number (5030444529).

Almost surely, 2^40240423326 is an apocalyptic number.

40240423326 is an abundant number, since it is smaller than the sum of its proper divisors (40246689138).

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

40240423326 is a wasteful number, since it uses less digits than its factorization.

40240423326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522155.

The product of its (nonzero) digits is 27648, while the sum is 30.

The spelling of 40240423326 in words is "forty billion, two hundred forty million, four hundred twenty-three thousand, three hundred twenty-six".