74154369941 has 2 divisors, whose sum is σ = 74154369942. Its totient is φ = 74154369940.

The previous prime is 74154369923. The next prime is 74154370013. The reversal of 74154369941 is 14996345147.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49102128100 + 25052241841 = 221590^2 + 158279^2 .

It is a cyclic number.

It is not a de Polignac number, because 74154369941 - 2¹⁴ = 74154353557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74154369911) 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, 37077184970 + 37077184971.

It is an arithmetic number, because the mean of its divisors is an integer number (37077184971).

Almost surely, 2^74154369941 is an apocalyptic number.

It is an amenable number.

74154369941 is a deficient number, since it is larger than the sum of its proper divisors (1).

74154369941 is an equidigital number, since it uses as much as digits as its factorization.

74154369941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 53.

The spelling of 74154369941 in words is "seventy-four billion, one hundred fifty-four million, three hundred sixty-nine thousand, nine hundred forty-one".