40302406726 has 4 divisors (see below), whose sum is σ = 60453610092. Its totient is φ = 20151203362.

The previous prime is 40302406721. The next prime is 40302406733. The reversal of 40302406726 is 62760420304.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 40302406691 and 40302406700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40302406721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10075601680 + ... + 10075601683.

It is an arithmetic number, because the mean of its divisors is an integer number (15113402523).

Almost surely, 2^40302406726 is an apocalyptic number.

40302406726 is a deficient number, since it is larger than the sum of its proper divisors (20151203366).

40302406726 is a wasteful number, since it uses less digits than its factorization.

40302406726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20151203365.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 40302406726 in words is "forty billion, three hundred two million, four hundred six thousand, seven hundred twenty-six".