74386733768353 has 2 divisors, whose sum is σ = 74386733768354. Its totient is φ = 74386733768352.

The previous prime is 74386733768323. The next prime is 74386733768357. The reversal of 74386733768353 is 35386733768347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72599397398784 + 1787336369569 = 8520528^2 + 1336913^2 .

It is a cyclic number.

It is not a de Polignac number, because 74386733768353 - 2¹³ = 74386733760161 is a prime.

It is not a weakly prime, because it can be changed into another prime (74386733768357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37193366884176 + 37193366884177.

It is an arithmetic number, because the mean of its divisors is an integer number (37193366884177).

Almost surely, 2^{74386733768353} is an apocalyptic number.

It is an amenable number.

74386733768353 is a deficient number, since it is larger than the sum of its proper divisors (1).

74386733768353 is an equidigital number, since it uses as much as digits as its factorization.

74386733768353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840721920, while the sum is 73.

The spelling of 74386733768353 in words is "seventy-four trillion, three hundred eighty-six billion, seven hundred thirty-three million, seven hundred sixty-eight thousand, three hundred fifty-three".