40034366738 has 8 divisors (see below), whose sum is σ = 60121461360. Its totient is φ = 19993879620.

The previous prime is 40034366737. The next prime is 40034366747. The reversal of 40034366738 is 83766343004.

40034366738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40034366738² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40034366737) 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, 11649728 + ... + 11653163.

It is an arithmetic number, because the mean of its divisors is an integer number (7515182670).

Almost surely, 2^40034366738 is an apocalyptic number.

40034366738 is a deficient number, since it is larger than the sum of its proper divisors (20087094622).

40034366738 is a wasteful number, since it uses less digits than its factorization.

40034366738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23303752.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 40034366738 in words is "forty billion, thirty-four million, three hundred sixty-six thousand, seven hundred thirty-eight".