73966111000 has 128 divisors (see below), whose sum is σ = 177257808000. Its totient is φ = 28878220800.

The previous prime is 73966110983. The next prime is 73966111003. The reversal of 73966111000 is 11166937.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73966111003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10543494 + ... + 10550506.

It is an arithmetic number, because the mean of its divisors is an integer number (1384826625).

Almost surely, 2^73966111000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73966111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88628904000).

73966111000 is an abundant number, since it is smaller than the sum of its proper divisors (103291697000).

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

73966111000 is a wasteful number, since it uses less digits than its factorization.

73966111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7286 (or 7272 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 34.

Adding to 73966111000 its reverse (11166937), we get a palindrome (73977277937).

The spelling of 73966111000 in words is "seventy-three billion, nine hundred sixty-six million, one hundred eleven thousand".