74242742447306 has 8 divisors (see below), whose sum is σ = 111364650882084. Its totient is φ = 37121192153280.

The previous prime is 74242742447299. The next prime is 74242742447333. The reversal of 74242742447306 is 60374424724247.

It can be written as a sum of positive squares in 2 ways, for example, as 73311970942081 + 930771505225 = 8562241^2 + 964765^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89016335 + ... + 89846498.

Almost surely, 2^{74242742447306} is an apocalyptic number.

74242742447306 is a deficient number, since it is larger than the sum of its proper divisors (37121908434778).

74242742447306 is a wasteful number, since it uses less digits than its factorization.

74242742447306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179070376.

The product of its (nonzero) digits is 50577408, while the sum is 56.

The spelling of 74242742447306 in words is "seventy-four trillion, two hundred forty-two billion, seven hundred forty-two million, four hundred forty-seven thousand, three hundred six".