673395678936 has 48 divisors (see below), whose sum is σ = 1882611581760. Its totient is φ = 217224411840.

The previous prime is 673395678929. The next prime is 673395678953. The reversal of 673395678936 is 639876593376.

673395678936 is a `hidden beast` number, since 6 + 73 + 395 + 67 + 89 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 150848055 + ... + 150852518.

It is an arithmetic number, because the mean of its divisors is an integer number (39221074620).

Almost surely, 2^673395678936 is an apocalyptic number.

It is an amenable number.

673395678936 is an abundant number, since it is smaller than the sum of its proper divisors (1209215902824).

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

673395678936 is a wasteful number, since it uses less digits than its factorization.

673395678936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301700616 (or 301700609 counting only the distinct ones).

The product of its digits is 925888320, while the sum is 72.

The spelling of 673395678936 in words is "six hundred seventy-three billion, three hundred ninety-five million, six hundred seventy-eight thousand, nine hundred thirty-six".