74337937937 has 2 divisors, whose sum is σ = 74337937938. Its totient is φ = 74337937936.

The previous prime is 74337937913. The next prime is 74337937963. The reversal of 74337937937 is 73973973347.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53497839616 + 20840098321 = 231296^2 + 144361^2 .

It is an emirp because it is prime and its reverse (73973973347) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74337937937 - 2⁶ = 74337937873 is a prime.

It is a super-2 number, since 2×74337937937² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74337937937.

It is not a weakly prime, because it can be changed into another prime (74337937967) 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, 37168968968 + 37168968969.

It is an arithmetic number, because the mean of its divisors is an integer number (37168968969).

Almost surely, 2^74337937937 is an apocalyptic number.

It is an amenable number.

74337937937 is a deficient number, since it is larger than the sum of its proper divisors (1).

74337937937 is an equidigital number, since it uses as much as digits as its factorization.

74337937937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63011844, while the sum is 62.

The spelling of 74337937937 in words is "seventy-four billion, three hundred thirty-seven million, nine hundred thirty-seven thousand, nine hundred thirty-seven".