40231340426 has 8 divisors (see below), whose sum is σ = 60506238720. Its totient is φ = 20062594188.

The previous prime is 40231340423. The next prime is 40231340447. The reversal of 40231340426 is 62404313204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40231340426² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40231340423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26537066 + ... + 26538581.

It is an arithmetic number, because the mean of its divisors is an integer number (7563279840).

Almost surely, 2^40231340426 is an apocalyptic number.

40231340426 is a deficient number, since it is larger than the sum of its proper divisors (20274898294).

40231340426 is a wasteful number, since it uses less digits than its factorization.

40231340426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53076028.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 40231340426 in words is "forty billion, two hundred thirty-one million, three hundred forty thousand, four hundred twenty-six".