40670968277 has 2 divisors, whose sum is σ = 40670968278. Its totient is φ = 40670968276.

The previous prime is 40670968271. The next prime is 40670968321. The reversal of 40670968277 is 77286907604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39836567281 + 834400996 = 199591^2 + 28886^2 .

It is a cyclic number.

It is not a de Polignac number, because 40670968277 - 2³⁰ = 39597226453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40670968271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20335484138 + 20335484139.

It is an arithmetic number, because the mean of its divisors is an integer number (20335484139).

Almost surely, 2^40670968277 is an apocalyptic number.

It is an amenable number.

40670968277 is a deficient number, since it is larger than the sum of its proper divisors (1).

40670968277 is an equidigital number, since it uses as much as digits as its factorization.

40670968277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The spelling of 40670968277 in words is "forty billion, six hundred seventy million, nine hundred sixty-eight thousand, two hundred seventy-seven".