74333747693 has 2 divisors, whose sum is σ = 74333747694. Its totient is φ = 74333747692.

The previous prime is 74333747629. The next prime is 74333747729. The reversal of 74333747693 is 39674733347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65914400644 + 8419347049 = 256738^2 + 91757^2 .

It is a cyclic number.

It is not a de Polignac number, because 74333747693 - 2⁶ = 74333747629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74333747093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37166873846 + 37166873847.

It is an arithmetic number, because the mean of its divisors is an integer number (37166873847).

Almost surely, 2^74333747693 is an apocalyptic number.

It is an amenable number.

74333747693 is a deficient number, since it is larger than the sum of its proper divisors (1).

74333747693 is an equidigital number, since it uses as much as digits as its factorization.

74333747693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24004512, while the sum is 56.

The spelling of 74333747693 in words is "seventy-four billion, three hundred thirty-three million, seven hundred forty-seven thousand, six hundred ninety-three".