74392923213 has 24 divisors (see below), whose sum is σ = 122818030400. Its totient is φ = 42506550144.

The previous prime is 74392923211. The next prime is 74392923307. The reversal of 74392923213 is 31232929347.

74392923213 is a `hidden beast` number, since 7 + 4 + 39 + 292 + 321 + 3 = 666.

It is not a de Polignac number, because 74392923213 - 2¹ = 74392923211 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 (74392923211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 788133 + ... + 877461.

Almost surely, 2^74392923213 is an apocalyptic number.

It is an amenable number.

74392923213 is a deficient number, since it is larger than the sum of its proper divisors (48425107187).

74392923213 is a wasteful number, since it uses less digits than its factorization.

74392923213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102561 (or 102558 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The spelling of 74392923213 in words is "seventy-four billion, three hundred ninety-two million, nine hundred twenty-three thousand, two hundred thirteen".