40884083957 has 2 divisors, whose sum is σ = 40884083958. Its totient is φ = 40884083956.

The previous prime is 40884083953. The next prime is 40884084053. The reversal of 40884083957 is 75938048804.

40884083957 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 can be written as a sum of positive squares in only one way, i.e., 34008523396 + 6875560561 = 184414^2 + 82919^2 .

It is a cyclic number.

It is not a de Polignac number, because 40884083957 - 2² = 40884083953 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40884083953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20442041978 + 20442041979.

It is an arithmetic number, because the mean of its divisors is an integer number (20442041979).

Almost surely, 2^40884083957 is an apocalyptic number.

It is an amenable number.

40884083957 is a deficient number, since it is larger than the sum of its proper divisors (1).

40884083957 is an equidigital number, since it uses as much as digits as its factorization.

40884083957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 40884083957 in words is "forty billion, eight hundred eighty-four million, eighty-three thousand, nine hundred fifty-seven".