40423342340000 has 120 divisors (see below), whose sum is σ = 99695504154708. Its totient is φ = 16129011200000.

The previous prime is 40423342339951. The next prime is 40423342340011. The reversal of 40423342340000 is 4324332404.

It can be written as a sum of positive squares in 10 ways, for example, as 4314444111376 + 36108898228624 = 2077124^2 + 6009068^2 .

It is a super-3 number, since 3×40423342340000³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5499842 + ... + 10540158.

Almost surely, 2^{40423342340000} is an apocalyptic number.

40423342340000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40423342340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49847752077354).

40423342340000 is an abundant number, since it is smaller than the sum of its proper divisors (59272161814708).

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

40423342340000 is an equidigital number, since it uses as much as digits as its factorization.

40423342340000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5040748 (or 5040725 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 40423342340000 its reverse (4324332404), we get a palindrome (40427666672404).

The spelling of 40423342340000 in words is "forty trillion, four hundred twenty-three billion, three hundred forty-two million, three hundred forty thousand".