683487734023 has 4 divisors (see below), whose sum is σ = 713204592048. Its totient is φ = 653770876000.

The previous prime is 683487734009. The next prime is 683487734047. The reversal of 683487734023 is 320437784386.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683487734023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683487734063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14858428978 + ... + 14858429023.

It is an arithmetic number, because the mean of its divisors is an integer number (178301148012).

Almost surely, 2^683487734023 is an apocalyptic number.

683487734023 is a deficient number, since it is larger than the sum of its proper divisors (29716858025).

683487734023 is a wasteful number, since it uses less digits than its factorization.

683487734023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29716858024.

The product of its (nonzero) digits is 16257024, while the sum is 55.

The spelling of 683487734023 in words is "six hundred eighty-three billion, four hundred eighty-seven million, seven hundred thirty-four thousand, twenty-three".