676816442201 has 4 divisors (see below), whose sum is σ = 679648310400. Its totient is φ = 673984574004.

The previous prime is 676816442191. The next prime is 676816442207. The reversal of 676816442201 is 102244618676.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 676816442201 - 2²² = 676812247897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (676816442207) 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, 1415933741 + ... + 1415934218.

It is an arithmetic number, because the mean of its divisors is an integer number (169912077600).

Almost surely, 2^676816442201 is an apocalyptic number.

It is an amenable number.

676816442201 is a deficient number, since it is larger than the sum of its proper divisors (2831868199).

676816442201 is a wasteful number, since it uses less digits than its factorization.

676816442201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831868198.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 676816442201 in words is "six hundred seventy-six billion, eight hundred sixteen million, four hundred forty-two thousand, two hundred one".