2040442333957 has 2 divisors, whose sum is σ = 2040442333958. Its totient is φ = 2040442333956.

The previous prime is 2040442333927. The next prime is 2040442334071. The reversal of 2040442333957 is 7593332440402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1940131408996 + 100310924961 = 1392886^2 + 316719^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040442333957 - 2¹¹ = 2040442331909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040442333927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020221166978 + 1020221166979.

It is an arithmetic number, because the mean of its divisors is an integer number (1020221166979).

Almost surely, 2^{2040442333957} is an apocalyptic number.

It is an amenable number.

2040442333957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040442333957 is an equidigital number, since it uses as much as digits as its factorization.

2040442333957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 46.

The spelling of 2040442333957 in words is "two trillion, forty billion, four hundred forty-two million, three hundred thirty-three thousand, nine hundred fifty-seven".