40341305428 has 12 divisors (see below), whose sum is σ = 70607967892. Its totient is φ = 20167600320.

The previous prime is 40341305369. The next prime is 40341305429. The reversal of 40341305428 is 82450314304.

It can be written as a sum of positive squares in 2 ways, for example, as 7819511184 + 32521794244 = 88428^2 + 180338^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40341305393 and 40341305402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341305429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733233 + ... + 786328.

Almost surely, 2^40341305428 is an apocalyptic number.

It is an amenable number.

40341305428 is a deficient number, since it is larger than the sum of its proper divisors (30266662464).

40341305428 is a wasteful number, since it uses less digits than its factorization.

40341305428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526202 (or 1526200 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 40341305428 in words is "forty billion, three hundred forty-one million, three hundred five thousand, four hundred twenty-eight".