40301544795649 has 2 divisors, whose sum is σ = 40301544795650. Its totient is φ = 40301544795648.

The previous prime is 40301544795623. The next prime is 40301544795653. The reversal of 40301544795649 is 94659744510304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38788693995249 + 1512850800400 = 6228057^2 + 1229980^2 .

It is a cyclic number.

It is not a de Polignac number, because 40301544795649 - 2⁹ = 40301544795137 is a prime.

It is a super-3 number, since 3×40301544795649³ (a number of 42 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (40301544595649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20150772397824 + 20150772397825.

It is an arithmetic number, because the mean of its divisors is an integer number (20150772397825).

Almost surely, 2^{40301544795649} is an apocalyptic number.

It is an amenable number.

40301544795649 is a deficient number, since it is larger than the sum of its proper divisors (1).

40301544795649 is an equidigital number, since it uses as much as digits as its factorization.

40301544795649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65318400, while the sum is 61.

The spelling of 40301544795649 in words is "forty trillion, three hundred one billion, five hundred forty-four million, seven hundred ninety-five thousand, six hundred forty-nine".