40136046241 has 2 divisors, whose sum is σ = 40136046242. Its totient is φ = 40136046240.

The previous prime is 40136046233. The next prime is 40136046373. The reversal of 40136046241 is 14264063104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20289153600 + 19846892641 = 142440^2 + 140879^2 .

It is a cyclic number.

It is not a de Polignac number, because 40136046241 - 2³ = 40136046233 is a prime.

It is a super-2 number, since 2×40136046241² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40136046941) 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, 20068023120 + 20068023121.

It is an arithmetic number, because the mean of its divisors is an integer number (20068023121).

Almost surely, 2^40136046241 is an apocalyptic number.

It is an amenable number.

40136046241 is a deficient number, since it is larger than the sum of its proper divisors (1).

40136046241 is an equidigital number, since it uses as much as digits as its factorization.

40136046241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 40136046241 in words is "forty billion, one hundred thirty-six million, forty-six thousand, two hundred forty-one".