74814816422 has 4 divisors (see below), whose sum is σ = 112222224636. Its totient is φ = 37407408210.

The previous prime is 74814816413. The next prime is 74814816431. The reversal of 74814816422 is 22461841847.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (74814816413) and next prime (74814816431).

It is a congruent number.

It is an unprimeable number.

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, 18703704104 + ... + 18703704107.

It is an arithmetic number, because the mean of its divisors is an integer number (28055556159).

Almost surely, 2^74814816422 is an apocalyptic number.

74814816422 is a deficient number, since it is larger than the sum of its proper divisors (37407408214).

74814816422 is a wasteful number, since it uses less digits than its factorization.

74814816422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37407408213.

The product of its digits is 688128, while the sum is 47.

The spelling of 74814816422 in words is "seventy-four billion, eight hundred fourteen million, eight hundred sixteen thousand, four hundred twenty-two".