964251968867 has 12 divisors (see below), whose sum is σ = 1117428205416. Its totient is φ = 825028419840.

The previous prime is 964251968861. The next prime is 964251968879. The reversal of 964251968867 is 768869152469.

It is not a de Polignac number, because 964251968867 - 2⁸ = 964251968611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 964251968867.

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

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151656458 + ... + 151662815.

It is an arithmetic number, because the mean of its divisors is an integer number (93119017118).

Almost surely, 2^964251968867 is an apocalyptic number.

964251968867 is a deficient number, since it is larger than the sum of its proper divisors (153176236549).

964251968867 is a wasteful number, since it uses less digits than its factorization.

964251968867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303319318 (or 303319301 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 71.

The spelling of 964251968867 in words is "nine hundred sixty-four billion, two hundred fifty-one million, nine hundred sixty-eight thousand, eight hundred sixty-seven".