659423776855 has 8 divisors (see below), whose sum is σ = 791315053200. Its totient is φ = 527534674176.

The previous prime is 659423776819. The next prime is 659423776897. The reversal of 659423776855 is 558677324956.

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 659423776855 - 2²¹ = 659421679703 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222016 + ... + 1169674.

It is an arithmetic number, because the mean of its divisors is an integer number (98914381650).

Almost surely, 2^659423776855 is an apocalyptic number.

659423776855 is a deficient number, since it is larger than the sum of its proper divisors (131891276345).

659423776855 is a wasteful number, since it uses less digits than its factorization.

659423776855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086833.

The product of its digits is 381024000, while the sum is 67.

The spelling of 659423776855 in words is "six hundred fifty-nine billion, four hundred twenty-three million, seven hundred seventy-six thousand, eight hundred fifty-five".