74381433485 has 8 divisors (see below), whose sum is σ = 89266807296. Its totient is φ = 59499088720.

The previous prime is 74381433443. The next prime is 74381433521. The reversal of 74381433485 is 58433418347.

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

It is not a de Polignac number, because 74381433485 - 2¹² = 74381429389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702881 + ... + 801750.

It is an arithmetic number, because the mean of its divisors is an integer number (11158350912).

Almost surely, 2^74381433485 is an apocalyptic number.

It is an amenable number.

74381433485 is a deficient number, since it is larger than the sum of its proper divisors (14885373811).

74381433485 is a wasteful number, since it uses less digits than its factorization.

74381433485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514523.

The product of its digits is 3870720, while the sum is 50.

The spelling of 74381433485 in words is "seventy-four billion, three hundred eighty-one million, four hundred thirty-three thousand, four hundred eighty-five".