74593338133 has 2 divisors, whose sum is σ = 74593338134. Its totient is φ = 74593338132.

The previous prime is 74593338101. The next prime is 74593338137. The reversal of 74593338133 is 33183339547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50284474564 + 24308863569 = 224242^2 + 155913^2 .

It is a cyclic number.

It is not a de Polignac number, because 74593338133 - 2⁵ = 74593338101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74593338137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37296669066 + 37296669067.

It is an arithmetic number, because the mean of its divisors is an integer number (37296669067).

Almost surely, 2^74593338133 is an apocalyptic number.

It is an amenable number.

74593338133 is a deficient number, since it is larger than the sum of its proper divisors (1).

74593338133 is an equidigital number, since it uses as much as digits as its factorization.

74593338133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 49.

The spelling of 74593338133 in words is "seventy-four billion, five hundred ninety-three million, three hundred thirty-eight thousand, one hundred thirty-three".