74337938243 has 2 divisors, whose sum is σ = 74337938244. Its totient is φ = 74337938242.

The previous prime is 74337938201. The next prime is 74337938251. The reversal of 74337938243 is 34283973347.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74337938243 - 2¹⁸ = 74337676099 is a prime.

It is a super-2 number, since 2×74337938243² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (74337938743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37168969121 + 37168969122.

It is an arithmetic number, because the mean of its divisors is an integer number (37168969122).

Almost surely, 2^74337938243 is an apocalyptic number.

74337938243 is a deficient number, since it is larger than the sum of its proper divisors (1).

74337938243 is an equidigital number, since it uses as much as digits as its factorization.

74337938243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 53.

The spelling of 74337938243 in words is "seventy-four billion, three hundred thirty-seven million, nine hundred thirty-eight thousand, two hundred forty-three".