74666668016 has 20 divisors (see below), whose sum is σ = 144730385472. Its totient is φ = 37316891136.

The previous prime is 74666668003. The next prime is 74666668019. The reversal of 74666668016 is 61086666647.

It is a super-2 number, since 2×74666668016² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74666668019) 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, 990176 + ... + 1062911.

Almost surely, 2^74666668016 is an apocalyptic number.

It is an amenable number.

74666668016 is a deficient number, since it is larger than the sum of its proper divisors (70063717456).

74666668016 is a wasteful number, since it uses less digits than its factorization.

74666668016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055368 (or 2055362 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 56.

The spelling of 74666668016 in words is "seventy-four billion, six hundred sixty-six million, six hundred sixty-eight thousand, sixteen".