40133313349 has 2 divisors, whose sum is σ = 40133313350. Its totient is φ = 40133313348.

The previous prime is 40133313323. The next prime is 40133313361. The reversal of 40133313349 is 94331333104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29633212449 + 10500100900 = 172143^2 + 102470^2 .

It is a cyclic number.

It is not a de Polignac number, because 40133313349 - 2⁵ = 40133313317 is a prime.

It is a super-2 number, since 2×40133313349² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40133313449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20066656674 + 20066656675.

It is an arithmetic number, because the mean of its divisors is an integer number (20066656675).

Almost surely, 2^40133313349 is an apocalyptic number.

It is an amenable number.

40133313349 is a deficient number, since it is larger than the sum of its proper divisors (1).

40133313349 is an equidigital number, since it uses as much as digits as its factorization.

40133313349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 34.

The spelling of 40133313349 in words is "forty billion, one hundred thirty-three million, three hundred thirteen thousand, three hundred forty-nine".