40404000221983 has 2 divisors, whose sum is σ = 40404000221984. Its totient is φ = 40404000221982.

The previous prime is 40404000221861. The next prime is 40404000222017. The reversal of 40404000221983 is 38912200040404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40404000221983 - 2¹⁷ = 40404000090911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40404000224983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20202000110991 + 20202000110992.

It is an arithmetic number, because the mean of its divisors is an integer number (20202000110992).

Almost surely, 2^{40404000221983} is an apocalyptic number.

40404000221983 is a deficient number, since it is larger than the sum of its proper divisors (1).

40404000221983 is an equidigital number, since it uses as much as digits as its factorization.

40404000221983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 40404000221983 in words is "forty trillion, four hundred four billion, two hundred twenty-one thousand, nine hundred eighty-three".