74443340401 has 8 divisors (see below), whose sum is σ = 76458898944. Its totient is φ = 72427970160.

The previous prime is 74443340353. The next prime is 74443340407. The reversal of 74443340401 is 10404334447.

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

It is a cyclic number.

It is not a de Polignac number, because 74443340401 - 2²³ = 74434951793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74443340407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1184106 + ... + 1245388.

It is an arithmetic number, because the mean of its divisors is an integer number (9557362368).

Almost surely, 2^74443340401 is an apocalyptic number.

It is an amenable number.

74443340401 is a deficient number, since it is larger than the sum of its proper divisors (2015558543).

74443340401 is a wasteful number, since it uses less digits than its factorization.

74443340401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94151.

The product of its (nonzero) digits is 64512, while the sum is 34.

Adding to 74443340401 its reverse (10404334447), we get a palindrome (84847674848).

The spelling of 74443340401 in words is "seventy-four billion, four hundred forty-three million, three hundred forty thousand, four hundred one".