37240791317 has 2 divisors, whose sum is σ = 37240791318. Its totient is φ = 37240791316.

The previous prime is 37240791299. The next prime is 37240791337. The reversal of 37240791317 is 71319704273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32715403876 + 4525387441 = 180874^2 + 67271^2 .

It is a cyclic number.

It is not a de Polignac number, because 37240791317 - 2¹⁸ = 37240529173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37240791337) 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, 18620395658 + 18620395659.

It is an arithmetic number, because the mean of its divisors is an integer number (18620395659).

Almost surely, 2^37240791317 is an apocalyptic number.

It is an amenable number.

37240791317 is a deficient number, since it is larger than the sum of its proper divisors (1).

37240791317 is an equidigital number, since it uses as much as digits as its factorization.

37240791317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 222264, while the sum is 44.

The spelling of 37240791317 in words is "thirty-seven billion, two hundred forty million, seven hundred ninety-one thousand, three hundred seventeen".