40042404413423 has 2 divisors, whose sum is σ = 40042404413424. Its totient is φ = 40042404413422.

The previous prime is 40042404413399. The next prime is 40042404413447. The reversal of 40042404413423 is 32431440424004.

It is a balanced prime because it is at equal distance from previous prime (40042404413399) and next prime (40042404413447).

It is a cyclic number.

It is not a de Polignac number, because 40042404413423 - 2³⁶ = 39973684936687 is a prime.

It is a super-3 number, since 3×40042404413423³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40042404413483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20021202206711 + 20021202206712.

It is an arithmetic number, because the mean of its divisors is an integer number (20021202206712).

Almost surely, 2^{40042404413423} is an apocalyptic number.

40042404413423 is a deficient number, since it is larger than the sum of its proper divisors (1).

40042404413423 is an equidigital number, since it uses as much as digits as its factorization.

40042404413423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 40042404413423 its reverse (32431440424004), we get a palindrome (72473844837427).

The spelling of 40042404413423 in words is "forty trillion, forty-two billion, four hundred four million, four hundred thirteen thousand, four hundred twenty-three".