74511761368 has 32 divisors (see below), whose sum is σ = 152423444160. Its totient is φ = 33866088480.

The previous prime is 74511761351. The next prime is 74511761371. The reversal of 74511761368 is 86316711547.

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, 1263271 + ... + 1320937.

It is an arithmetic number, because the mean of its divisors is an integer number (4763232630).

Almost surely, 2^74511761368 is an apocalyptic number.

It is an amenable number.

74511761368 is an abundant number, since it is smaller than the sum of its proper divisors (77911682792).

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

74511761368 is a wasteful number, since it uses less digits than its factorization.

74511761368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72367 (or 72363 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

The spelling of 74511761368 in words is "seventy-four billion, five hundred eleven million, seven hundred sixty-one thousand, three hundred sixty-eight".