40340123410204 has 12 divisors (see below), whose sum is σ = 70595498381800. Its totient is φ = 20169981015408.

The previous prime is 40340123410201. The next prime is 40340123410211. The reversal of 40340123410204 is 40201432104304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40340123410201) 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, 19040499 + ... + 21052810.

Almost surely, 2^{40340123410204} is an apocalyptic number.

It is an amenable number.

40340123410204 is a deficient number, since it is larger than the sum of its proper divisors (30255374971596).

40340123410204 is a wasteful number, since it uses less digits than its factorization.

40340123410204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40344852 (or 40344850 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40340123410204 its reverse (40201432104304), we get a palindrome (80541555514508).

The spelling of 40340123410204 in words is "forty trillion, three hundred forty billion, one hundred twenty-three million, four hundred ten thousand, two hundred four".