683371840018 has 32 divisors (see below), whose sum is σ = 1195600320000. Its totient is φ = 292825213632.

The previous prime is 683371839949. The next prime is 683371840091. The reversal of 683371840018 is 810048173386.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (49).

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, 4233658 + ... + 4392106.

It is an arithmetic number, because the mean of its divisors is an integer number (37362510000).

Almost surely, 2^683371840018 is an apocalyptic number.

683371840018 is a deficient number, since it is larger than the sum of its proper divisors (512228479982).

683371840018 is a wasteful number, since it uses less digits than its factorization.

683371840018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164759 (or 164745 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 683371840018 in words is "six hundred eighty-three billion, three hundred seventy-one million, eight hundred forty thousand, eighteen".