968585551 has 4 divisors (see below), whose sum is σ = 968709400. Its totient is φ = 968461704.

The previous prime is 968585549. The next prime is 968585617. The reversal of 968585551 is 155585869.

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 968585551 - 2¹ = 968585549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968585521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49341 + ... + 66118.

It is an arithmetic number, because the mean of its divisors is an integer number (242177350).

Almost surely, 2^968585551 is an apocalyptic number.

968585551 is a deficient number, since it is larger than the sum of its proper divisors (123849).

968585551 is a wasteful number, since it uses less digits than its factorization.

968585551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123848.

The product of its digits is 2160000, while the sum is 52.

The square root of 968585551 is about 31122.1071105412. The cubic root of 968585551 is about 989.4169103212.

The spelling of 968585551 in words is "nine hundred sixty-eight million, five hundred eighty-five thousand, five hundred fifty-one".