864947262749468 has 6 divisors (see below), whose sum is σ = 1513657709811576. Its totient is φ = 432473631374732.

The previous prime is 864947262749447. The next prime is 864947262749477.

864947262749468 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 864947262749468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108118407843680 + ... + 108118407843687.

It is an arithmetic number, because the mean of its divisors is an integer number (252276284968596).

Almost surely, 2^{864947262749468} is an apocalyptic number.

It is an amenable number.

864947262749468 is a deficient number, since it is larger than the sum of its proper divisors (648710447062108).

864947262749468 is a wasteful number, since it uses less digits than its factorization.

864947262749468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216236815687371 (or 216236815687369 counting only the distinct ones).

The product of its digits is 56184274944, while the sum is 86.

The spelling of 864947262749468 in words is "eight hundred sixty-four trillion, nine hundred forty-seven billion, two hundred sixty-two million, seven hundred forty-nine thousand, four hundred sixty-eight".