40423367424 has 72 divisors (see below), whose sum is σ = 117365596992. Its totient is φ = 12249502720.

The previous prime is 40423367423. The next prime is 40423367429. The reversal of 40423367424 is 42476332404.

It is not an unprimeable number, because it can be changed into a prime (40423367423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2384034 + ... + 2400929.

It is an arithmetic number, because the mean of its divisors is an integer number (1630077736).

Almost surely, 2^40423367424 is an apocalyptic number.

40423367424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40423367424 is an abundant number, since it is smaller than the sum of its proper divisors (76942229568).

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

40423367424 is a wasteful number, since it uses less digits than its factorization.

40423367424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4784993 (or 4784979 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 39.

Adding to 40423367424 its reverse (42476332404), we get a palindrome (82899699828).

The spelling of 40423367424 in words is "forty billion, four hundred twenty-three million, three hundred sixty-seven thousand, four hundred twenty-four".