673737040670 has 8 divisors (see below), whose sum is σ = 1212726673224. Its totient is φ = 269494816264.

The previous prime is 673737040657. The next prime is 673737040673. The reversal of 673737040670 is 76040737376.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673737040673) 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, 33686852024 + ... + 33686852043.

It is an arithmetic number, because the mean of its divisors is an integer number (151590834153).

Almost surely, 2^673737040670 is an apocalyptic number.

673737040670 is a deficient number, since it is larger than the sum of its proper divisors (538989632554).

673737040670 is a wasteful number, since it uses less digits than its factorization.

673737040670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67373704074.

The product of its (nonzero) digits is 3111696, while the sum is 50.

The spelling of 673737040670 in words is "six hundred seventy-three billion, seven hundred thirty-seven million, forty thousand, six hundred seventy".