968618778 has 32 divisors (see below), whose sum is σ = 2001635712. Its totient is φ = 312312000.

The previous prime is 968618771. The next prime is 968618779. The reversal of 968618778 is 877816869.

It is not an unprimeable number, because it can be changed into a prime (968618771) 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 15 ways as a sum of consecutive naturals, for example, 1128 + ... + 44028.

It is an arithmetic number, because the mean of its divisors is an integer number (62551116).

Almost surely, 2^968618778 is an apocalyptic number.

968618778 is an abundant number, since it is smaller than the sum of its proper divisors (1033016934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

968618778 is a wasteful number, since it uses less digits than its factorization.

968618778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43030.

The product of its digits is 8128512, while the sum is 60.

The square root of 968618778 is about 31122.6409226467. The cubic root of 968618778 is about 989.4282240627.

The spelling of 968618778 in words is "nine hundred sixty-eight million, six hundred eighteen thousand, seven hundred seventy-eight".