40853744597 has 2 divisors, whose sum is σ = 40853744598. Its totient is φ = 40853744596.

The previous prime is 40853744593. The next prime is 40853744609. The reversal of 40853744597 is 79544735804.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34057226116 + 6796518481 = 184546^2 + 82441^2 .

It is a cyclic number.

It is not a de Polignac number, because 40853744597 - 2² = 40853744593 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40853744593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20426872298 + 20426872299.

It is an arithmetic number, because the mean of its divisors is an integer number (20426872299).

Almost surely, 2^40853744597 is an apocalyptic number.

It is an amenable number.

40853744597 is a deficient number, since it is larger than the sum of its proper divisors (1).

40853744597 is an equidigital number, since it uses as much as digits as its factorization.

40853744597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 40853744597 in words is "forty billion, eight hundred fifty-three million, seven hundred forty-four thousand, five hundred ninety-seven".