74188940041 has 4 divisors (see below), whose sum is σ = 75914264272. Its totient is φ = 72463615812.

The previous prime is 74188939997. The next prime is 74188940051. The reversal of 74188940041 is 14004988147.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 74188940041 - 2²¹ = 74186842889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74188939973 and 74188940000.

It is not an unprimeable number, because it can be changed into a prime (74188940051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 862662051 + ... + 862662136.

It is an arithmetic number, because the mean of its divisors is an integer number (18978566068).

Almost surely, 2^74188940041 is an apocalyptic number.

It is an amenable number.

74188940041 is a deficient number, since it is larger than the sum of its proper divisors (1725324231).

74188940041 is a wasteful number, since it uses less digits than its factorization.

74188940041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725324230.

The product of its (nonzero) digits is 258048, while the sum is 46.

The spelling of 74188940041 in words is "seventy-four billion, one hundred eighty-eight million, nine hundred forty thousand, forty-one".