40213104204 has 144 divisors (see below), whose sum is σ = 117722760288. Its totient is φ = 10589709312.

The previous prime is 40213104203. The next prime is 40213104209. The reversal of 40213104204 is 40240131204.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (40213104203) 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 in 47 ways as a sum of consecutive naturals, for example, 5599464 + ... + 5606640.

Almost surely, 2^40213104204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40213104204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58861380144).

40213104204 is an abundant number, since it is smaller than the sum of its proper divisors (77509656084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40213104204 is a wasteful number, since it uses less digits than its factorization.

40213104204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7944 (or 7935 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 40213104204 its reverse (40240131204), we get a palindrome (80453235408).

The spelling of 40213104204 in words is "forty billion, two hundred thirteen million, one hundred four thousand, two hundred four".