74163320132 has 24 divisors (see below), whose sum is σ = 141599398752. Its totient is φ = 33707057600.

The previous prime is 74163320081. The next prime is 74163320137. The reversal of 74163320132 is 23102336147.

It is not an unprimeable number, because it can be changed into a prime (74163320137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360488 + ... + 527520.

It is an arithmetic number, because the mean of its divisors is an integer number (5899974948).

Almost surely, 2^74163320132 is an apocalyptic number.

It is an amenable number.

74163320132 is a deficient number, since it is larger than the sum of its proper divisors (67436078620).

74163320132 is a wasteful number, since it uses less digits than its factorization.

74163320132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177139 (or 177137 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

Adding to 74163320132 its reverse (23102336147), we get a palindrome (97265656279).

The spelling of 74163320132 in words is "seventy-four billion, one hundred sixty-three million, three hundred twenty thousand, one hundred thirty-two".