40404037307 has 2 divisors, whose sum is σ = 40404037308. Its totient is φ = 40404037306.

The previous prime is 40404037277. The next prime is 40404037313. The reversal of 40404037307 is 70373040404.

40404037307 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 is a cyclic number.

It is not a de Polignac number, because 40404037307 - 2¹⁶ = 40403971771 is a prime.

It is not a weakly prime, because it can be changed into another prime (40404037337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20202018653 + 20202018654.

It is an arithmetic number, because the mean of its divisors is an integer number (20202018654).

Almost surely, 2^40404037307 is an apocalyptic number.

40404037307 is a deficient number, since it is larger than the sum of its proper divisors (1).

40404037307 is an equidigital number, since it uses as much as digits as its factorization.

40404037307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 32.

The spelling of 40404037307 in words is "forty billion, four hundred four million, thirty-seven thousand, three hundred seven".