40423004412 has 96 divisors (see below), whose sum is σ = 115391539200. Its totient is φ = 10756089792.

The previous prime is 40423004411. The next prime is 40423004449. The reversal of 40423004412 is 21440032404.

It is a happy number.

40423004412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40423004411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120478 + ... + 308805.

It is an arithmetic number, because the mean of its divisors is an integer number (1201995200).

Almost surely, 2^40423004412 is an apocalyptic number.

40423004412 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40423004412 is an abundant number, since it is smaller than the sum of its proper divisors (74968534788).

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

40423004412 is a wasteful number, since it uses less digits than its factorization.

40423004412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429375 (or 429373 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40423004412 its reverse (21440032404), we get a palindrome (61863036816).

The spelling of 40423004412 in words is "forty billion, four hundred twenty-three million, four thousand, four hundred twelve".