673852076651 has 4 divisors (see below), whose sum is σ = 725686851792. Its totient is φ = 622017301512.

The previous prime is 673852076647. The next prime is 673852076659. The reversal of 673852076651 is 156670258376.

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

It is a cyclic number.

It is not a de Polignac number, because 673852076651 - 2² = 673852076647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673852076659) 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, 25917387551 + ... + 25917387576.

It is an arithmetic number, because the mean of its divisors is an integer number (181421712948).

Almost surely, 2^673852076651 is an apocalyptic number.

673852076651 is a deficient number, since it is larger than the sum of its proper divisors (51834775141).

673852076651 is a wasteful number, since it uses less digits than its factorization.

673852076651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51834775140.

The product of its (nonzero) digits is 12700800, while the sum is 56.

The spelling of 673852076651 in words is "six hundred seventy-three billion, eight hundred fifty-two million, seventy-six thousand, six hundred fifty-one".