74813737443 has 4 divisors (see below), whose sum is σ = 99751649928. Its totient is φ = 49875824960.

The previous prime is 74813737417. The next prime is 74813737447. The reversal of 74813737443 is 34473731847.

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 74813737443 - 2⁶ = 74813737379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74813737447) 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, 12468956238 + ... + 12468956243.

It is an arithmetic number, because the mean of its divisors is an integer number (24937912482).

Almost surely, 2^74813737443 is an apocalyptic number.

74813737443 is a deficient number, since it is larger than the sum of its proper divisors (24937912485).

74813737443 is a wasteful number, since it uses less digits than its factorization.

74813737443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24937912484.

The product of its digits is 4741632, while the sum is 51.

The spelling of 74813737443 in words is "seventy-four billion, eight hundred thirteen million, seven hundred thirty-seven thousand, four hundred forty-three".