961422866568 has 96 divisors (see below), whose sum is σ = 2636108616960. Its totient is φ = 316518036480.

The previous prime is 961422866543. The next prime is 961422866587. The reversal of 961422866568 is 865668224169.

961422866568 is a `hidden beast` number, since 9 + 6 + 1 + 4 + 2 + 2 + 8 + 66 + 568 = 666.

961422866568 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3259873 + ... + 3542543.

It is an arithmetic number, because the mean of its divisors is an integer number (27459464760).

Almost surely, 2^961422866568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 961422866568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1318054308480).

961422866568 is an abundant number, since it is smaller than the sum of its proper divisors (1674685750392).

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

961422866568 is a wasteful number, since it uses less digits than its factorization.

961422866568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283267 (or 283260 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 63.

The spelling of 961422866568 in words is "nine hundred sixty-one billion, four hundred twenty-two million, eight hundred sixty-six thousand, five hundred sixty-eight".