296878786464 has 96 divisors (see below), whose sum is σ = 840202796160. Its totient is φ = 91243994112.

The previous prime is 296878786439. The next prime is 296878786481. The reversal of 296878786464 is 464687878692.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

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, 972882 + ... + 1241070.

It is an arithmetic number, because the mean of its divisors is an integer number (8752112460).

Almost surely, 2^296878786464 is an apocalyptic number.

296878786464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 296878786464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (420101398080).

296878786464 is an abundant number, since it is smaller than the sum of its proper divisors (543324009696).

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

296878786464 is a wasteful number, since it uses less digits than its factorization.

296878786464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269102 (or 269094 counting only the distinct ones).

The product of its digits is 1560674304, while the sum is 75.

The spelling of 296878786464 in words is "two hundred ninety-six billion, eight hundred seventy-eight million, seven hundred eighty-six thousand, four hundred sixty-four".