964251968868 has 48 divisors (see below), whose sum is σ = 2586116400000. Its totient is φ = 310333965984.

The previous prime is 964251968861. The next prime is 964251968879. The reversal of 964251968868 is 868869152469.

964251968868 is a `hidden beast` number, since 9 + 6 + 42 + 519 + 6 + 8 + 8 + 68 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 964251968796 and 964251968805.

It is not an unprimeable number, because it can be changed into a prime (964251968861) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 153932368 + ... + 153938631.

It is an arithmetic number, because the mean of its divisors is an integer number (53877425000).

Almost surely, 2^964251968868 is an apocalyptic number.

It is an amenable number.

964251968868 is an abundant number, since it is smaller than the sum of its proper divisors (1621864431132).

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

964251968868 is a wasteful number, since it uses less digits than its factorization.

964251968868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307871041 (or 307871033 counting only the distinct ones).

The product of its digits is 358318080, while the sum is 72.

The spelling of 964251968868 in words is "nine hundred sixty-four billion, two hundred fifty-one million, nine hundred sixty-eight thousand, eight hundred sixty-eight".