74356874723 has 2 divisors, whose sum is σ = 74356874724. Its totient is φ = 74356874722.

The previous prime is 74356874663. The next prime is 74356874747. The reversal of 74356874723 is 32747865347.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74356874723 - 2²² = 74352680419 is a prime.

It is a super-3 number, since 3×74356874723³ (a number of 34 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (74356874773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37178437361 + 37178437362.

It is an arithmetic number, because the mean of its divisors is an integer number (37178437362).

Almost surely, 2^74356874723 is an apocalyptic number.

74356874723 is a deficient number, since it is larger than the sum of its proper divisors (1).

74356874723 is an equidigital number, since it uses as much as digits as its factorization.

74356874723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23708160, while the sum is 56.

The spelling of 74356874723 in words is "seventy-four billion, three hundred fifty-six million, eight hundred seventy-four thousand, seven hundred twenty-three".