66873414000 has 80 divisors (see below), whose sum is σ = 215599906080. Its totient is φ = 17832908800.

The previous prime is 66873413911. The next prime is 66873414071. The reversal of 66873414000 is 41437866.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 66873414000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5566785 + ... + 5578784.

It is an arithmetic number, because the mean of its divisors is an integer number (2694998826).

Almost surely, 2^66873414000 is an apocalyptic number.

66873414000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66873414000 is an abundant number, since it is smaller than the sum of its proper divisors (148726492080).

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

66873414000 is a wasteful number, since it uses less digits than its factorization.

66873414000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145595 (or 11145579 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 66873414000 in words is "sixty-six billion, eight hundred seventy-three million, four hundred fourteen thousand".