74110806257 has 2 divisors, whose sum is σ = 74110806258. Its totient is φ = 74110806256.

The previous prime is 74110806197. The next prime is 74110806271. The reversal of 74110806257 is 75260801147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73605860416 + 504945841 = 271304^2 + 22471^2 .

It is a cyclic number.

It is not a de Polignac number, because 74110806257 - 2⁸ = 74110806001 is a prime.

It is not a weakly prime, because it can be changed into another prime (74110806277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37055403128 + 37055403129.

It is an arithmetic number, because the mean of its divisors is an integer number (37055403129).

Almost surely, 2^74110806257 is an apocalyptic number.

It is an amenable number.

74110806257 is a deficient number, since it is larger than the sum of its proper divisors (1).

74110806257 is an equidigital number, since it uses as much as digits as its factorization.

74110806257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 74110806257 in words is "seventy-four billion, one hundred ten million, eight hundred six thousand, two hundred fifty-seven".