74334446636143 has 4 divisors (see below), whose sum is σ = 77566379098608. Its totient is φ = 71102514173680.

The previous prime is 74334446636123. The next prime is 74334446636147. The reversal of 74334446636143 is 34163664443347.

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

It is a cyclic number.

It is not a de Polignac number, because 74334446636143 - 2²⁹ = 74333909765231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74334446636147) 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, 1615966231198 + ... + 1615966231243.

It is an arithmetic number, because the mean of its divisors is an integer number (19391594774652).

Almost surely, 2^{74334446636143} is an apocalyptic number.

74334446636143 is a deficient number, since it is larger than the sum of its proper divisors (3231932462465).

74334446636143 is a wasteful number, since it uses less digits than its factorization.

74334446636143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3231932462464.

The product of its digits is 125411328, while the sum is 58.

The spelling of 74334446636143 in words is "seventy-four trillion, three hundred thirty-four billion, four hundred forty-six million, six hundred thirty-six thousand, one hundred forty-three".