673848615868 has 24 divisors (see below), whose sum is σ = 1192075592400. Its totient is φ = 333274356480.

The previous prime is 673848615833. The next prime is 673848615877. The reversal of 673848615868 is 868516848376.

It is a happy number.

673848615868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 673848615797 and 673848615806.

It is a congruent number.

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, 2202046 + ... + 2489317.

It is an arithmetic number, because the mean of its divisors is an integer number (49669816350).

Almost surely, 2^673848615868 is an apocalyptic number.

It is an amenable number.

673848615868 is a deficient number, since it is larger than the sum of its proper divisors (518226976532).

673848615868 is a wasteful number, since it uses less digits than its factorization.

673848615868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4691757 (or 4691755 counting only the distinct ones).

The product of its digits is 371589120, while the sum is 70.

The spelling of 673848615868 in words is "six hundred seventy-three billion, eight hundred forty-eight million, six hundred fifteen thousand, eight hundred sixty-eight".