673742503112 has 32 divisors (see below), whose sum is σ = 1443925787520. Its totient is φ = 288708416640.

The previous prime is 673742503069. The next prime is 673742503127. The reversal of 673742503112 is 211305247376.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 673742503112.

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, 372188 + ... + 1219019.

It is an arithmetic number, because the mean of its divisors is an integer number (45122680860).

Almost surely, 2^673742503112 is an apocalyptic number.

It is an amenable number.

673742503112 is an abundant number, since it is smaller than the sum of its proper divisors (770183284408).

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

673742503112 is a wasteful number, since it uses less digits than its factorization.

673742503112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598781 (or 1598777 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 673742503112 in words is "six hundred seventy-three billion, seven hundred forty-two million, five hundred three thousand, one hundred twelve".