40040455223 has 2 divisors, whose sum is σ = 40040455224. Its totient is φ = 40040455222.

The previous prime is 40040455219. The next prime is 40040455243. The reversal of 40040455223 is 32255404004.

40040455223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40040455223 - 2² = 40040455219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40040455243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20020227611 + 20020227612.

It is an arithmetic number, because the mean of its divisors is an integer number (20020227612).

Almost surely, 2^40040455223 is an apocalyptic number.

40040455223 is a deficient number, since it is larger than the sum of its proper divisors (1).

40040455223 is an equidigital number, since it uses as much as digits as its factorization.

40040455223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 29.

Adding to 40040455223 its reverse (32255404004), we get a palindrome (72295859227).

The spelling of 40040455223 in words is "forty billion, forty million, four hundred fifty-five thousand, two hundred twenty-three".