673202690784 has 384 divisors, whose sum is σ = 2260335974400. Its totient is φ = 193297674240.

The previous prime is 673202690767. The next prime is 673202690789. The reversal of 673202690784 is 487096202376.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 673202690784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673202690789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10559997 + ... + 10623555.

It is an arithmetic number, because the mean of its divisors is an integer number (5886291600).

Almost surely, 2^673202690784 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 673202690784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1130167987200).

673202690784 is an abundant number, since it is smaller than the sum of its proper divisors (1587133283616).

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

673202690784 is a wasteful number, since it uses less digits than its factorization.

673202690784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63655 (or 63641 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 673202690784 in words is "six hundred seventy-three billion, two hundred two million, six hundred ninety thousand, seven hundred eighty-four".