868956378 has 64 divisors (see below), whose sum is σ = 1815609600. Its totient is φ = 277056000.

The previous prime is 868956371. The next prime is 868956383. The reversal of 868956378 is 873659868.

It is not an unprimeable number, because it can be changed into a prime (868956371) 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 31 ways as a sum of consecutive naturals, for example, 5534676 + ... + 5534832.

It is an arithmetic number, because the mean of its divisors is an integer number (28368900).

Almost surely, 2^868956378 is an apocalyptic number.

868956378 is an abundant number, since it is smaller than the sum of its proper divisors (946653222).

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

868956378 is a wasteful number, since it uses less digits than its factorization.

868956378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503.

The product of its digits is 17418240, while the sum is 60.

The square root of 868956378 is about 29478.0660491831. The cubic root of 868956378 is about 954.2584003522.

The spelling of 868956378 in words is "eight hundred sixty-eight million, nine hundred fifty-six thousand, three hundred seventy-eight".