40104743138 has 8 divisors (see below), whose sum is σ = 60350546880. Its totient is φ = 19987894180.

The previous prime is 40104743137. The next prime is 40104743141. The reversal of 40104743138 is 83134740104.

40104743138 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 junction number, because it is equal to n+sod(n) for n = 40104743098 and 40104743107.

It is not an unprimeable number, because it can be changed into a prime (40104743137) 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, 32237918 + ... + 32239161.

It is an arithmetic number, because the mean of its divisors is an integer number (7543818360).

Almost surely, 2^40104743138 is an apocalyptic number.

40104743138 is a deficient number, since it is larger than the sum of its proper divisors (20245803742).

40104743138 is a wasteful number, since it uses less digits than its factorization.

40104743138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64477392.

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 40104743138 in words is "forty billion, one hundred four million, seven hundred forty-three thousand, one hundred thirty-eight".