74692491223 has 8 divisors (see below), whose sum is σ = 87669951392. Its totient is φ = 62291807136.

The previous prime is 74692491221. The next prime is 74692491257. The reversal of 74692491223 is 32219429647.

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 74692491223 - 2¹ = 74692491221 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 (74692491221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144193740 + ... + 144194257.

It is an arithmetic number, because the mean of its divisors is an integer number (10958743924).

Almost surely, 2^74692491223 is an apocalyptic number.

74692491223 is a deficient number, since it is larger than the sum of its proper divisors (12977460169).

74692491223 is a wasteful number, since it uses less digits than its factorization.

74692491223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288388041.

The product of its digits is 1306368, while the sum is 49.

The spelling of 74692491223 in words is "seventy-four billion, six hundred ninety-two million, four hundred ninety-one thousand, two hundred twenty-three".