74166377268 has 12 divisors (see below), whose sum is σ = 173054880320. Its totient is φ = 24722125752.

The previous prime is 74166377251. The next prime is 74166377293. The reversal of 74166377268 is 86277366147.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3090265708 + ... + 3090265731.

Almost surely, 2^74166377268 is an apocalyptic number.

It is an amenable number.

74166377268 is an abundant number, since it is smaller than the sum of its proper divisors (98888503052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74166377268 is a wasteful number, since it uses less digits than its factorization.

74166377268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6180531446 (or 6180531444 counting only the distinct ones).

The product of its digits is 14224896, while the sum is 57.

The spelling of 74166377268 in words is "seventy-four billion, one hundred sixty-six million, three hundred seventy-seven thousand, two hundred sixty-eight".