40423223304377 has 2 divisors, whose sum is σ = 40423223304378. Its totient is φ = 40423223304376.

The previous prime is 40423223304283. The next prime is 40423223304427. The reversal of 40423223304377 is 77340332232404.

40423223304377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40338046298176 + 85177006201 = 6351224^2 + 291851^2 .

It is a cyclic number.

It is not a de Polignac number, because 40423223304377 - 2²² = 40423219110073 is a prime.

It is not a weakly prime, because it can be changed into another prime (40423223304077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20211611652188 + 20211611652189.

It is an arithmetic number, because the mean of its divisors is an integer number (20211611652189).

Almost surely, 2^{40423223304377} is an apocalyptic number.

It is an amenable number.

40423223304377 is a deficient number, since it is larger than the sum of its proper divisors (1).

40423223304377 is an equidigital number, since it uses as much as digits as its factorization.

40423223304377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 44.

The spelling of 40423223304377 in words is "forty trillion, four hundred twenty-three billion, two hundred twenty-three million, three hundred four thousand, three hundred seventy-seven".