673846780534 has 8 divisors (see below), whose sum is σ = 1012038391728. Its totient is φ = 336500649960.

The previous prime is 673846780531. The next prime is 673846780561. The reversal of 673846780534 is 435087648376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×673846780534² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673846780531) 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, 211368162 + ... + 211371349.

It is an arithmetic number, because the mean of its divisors is an integer number (126504798966).

Almost surely, 2^673846780534 is an apocalyptic number.

673846780534 is a deficient number, since it is larger than the sum of its proper divisors (338191611194).

673846780534 is a wasteful number, since it uses less digits than its factorization.

673846780534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422740310.

The product of its (nonzero) digits is 81285120, while the sum is 61.

The spelling of 673846780534 in words is "six hundred seventy-three billion, eight hundred forty-six million, seven hundred eighty thousand, five hundred thirty-four".