74874682133 has 2 divisors, whose sum is σ = 74874682134. Its totient is φ = 74874682132.

The previous prime is 74874682087. The next prime is 74874682159. The reversal of 74874682133 is 33128647847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63795646084 + 11079036049 = 252578^2 + 105257^2 .

It is a cyclic number.

It is not a de Polignac number, because 74874682133 - 2¹⁰ = 74874681109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74874082133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37437341066 + 37437341067.

It is an arithmetic number, because the mean of its divisors is an integer number (37437341067).

Almost surely, 2^74874682133 is an apocalyptic number.

It is an amenable number.

74874682133 is a deficient number, since it is larger than the sum of its proper divisors (1).

74874682133 is an equidigital number, since it uses as much as digits as its factorization.

74874682133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 53.

The spelling of 74874682133 in words is "seventy-four billion, eight hundred seventy-four million, six hundred eighty-two thousand, one hundred thirty-three".