673746463655 has 8 divisors (see below), whose sum is σ = 814861865472. Its totient is φ = 534753098208.

The previous prime is 673746463601. The next prime is 673746463669. The reversal of 673746463655 is 556364647376.

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

It is a cyclic number.

It is not a de Polignac number, because 673746463655 - 2⁸ = 673746463399 is a prime.

It is a Duffinian number.

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, 530508392 + ... + 530509661.

It is an arithmetic number, because the mean of its divisors is an integer number (101857733184).

Almost surely, 2^673746463655 is an apocalyptic number.

673746463655 is a deficient number, since it is larger than the sum of its proper divisors (141115401817).

673746463655 is a wasteful number, since it uses less digits than its factorization.

673746463655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061018185.

The product of its digits is 228614400, while the sum is 62.

The spelling of 673746463655 in words is "six hundred seventy-three billion, seven hundred forty-six million, four hundred sixty-three thousand, six hundred fifty-five".