74368216741577 has 8 divisors (see below), whose sum is σ = 81151952982240. Its totient is φ = 67588312044960.

The previous prime is 74368216741537. The next prime is 74368216741619. The reversal of 74368216741577 is 77514761286347.

It is a happy number.

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 74368216741577 - 2⁶ = 74368216741513 is a prime.

It is a super-2 number, since 2×74368216741577² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74368216741537) 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, 957845423 + ... + 957923060.

It is an arithmetic number, because the mean of its divisors is an integer number (10143994122780).

Almost surely, 2^{74368216741577} is an apocalyptic number.

It is an amenable number.

74368216741577 is a deficient number, since it is larger than the sum of its proper divisors (6783736240663).

74368216741577 is a wasteful number, since it uses less digits than its factorization.

74368216741577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1915772023.

The product of its digits is 331914240, while the sum is 68.

The spelling of 74368216741577 in words is "seventy-four trillion, three hundred sixty-eight billion, two hundred sixteen million, seven hundred forty-one thousand, five hundred seventy-seven".