2868662868 has 24 divisors (see below), whose sum is σ = 6762555072. Its totient is φ = 946362624.

The previous prime is 2868662761. The next prime is 2868662869. The reversal of 2868662868 is 8682668682.

2868662868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2868662869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1231080 + ... + 1233407.

It is an arithmetic number, because the mean of its divisors is an integer number (281773128).

Almost surely, 2^2868662868 is an apocalyptic number.

It is an amenable number.

2868662868 is an abundant number, since it is smaller than the sum of its proper divisors (3893892204).

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

2868662868 is a wasteful number, since it uses less digits than its factorization.

2868662868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464591 (or 2464589 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 60.

The square root of 2868662868 is about 53559.8998131998. The cubic root of 2868662868 is about 1420.8879700339.

The spelling of 2868662868 in words is "two billion, eight hundred sixty-eight million, six hundred sixty-two thousand, eight hundred sixty-eight".