74503348873 has 2 divisors, whose sum is σ = 74503348874. Its totient is φ = 74503348872.

The previous prime is 74503348867. The next prime is 74503348901. The reversal of 74503348873 is 37884330547.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53822608009 + 20680740864 = 231997^2 + 143808^2 .

It is a cyclic number.

It is not a de Polignac number, because 74503348873 - 2¹⁷ = 74503217801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74503348873.

It is not a weakly prime, because it can be changed into another prime (74503348273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37251674436 + 37251674437.

It is an arithmetic number, because the mean of its divisors is an integer number (37251674437).

Almost surely, 2^74503348873 is an apocalyptic number.

It is an amenable number.

74503348873 is a deficient number, since it is larger than the sum of its proper divisors (1).

74503348873 is an equidigital number, since it uses as much as digits as its factorization.

74503348873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 74503348873 in words is "seventy-four billion, five hundred three million, three hundred forty-eight thousand, eight hundred seventy-three".