8869264949640 has 64 divisors (see below), whose sum is σ = 26608561508160. Its totient is φ = 2365069172480.

The previous prime is 8869264949627. The next prime is 8869264949711. The reversal of 8869264949640 is 469494629688.

It is a super-2 number, since 2×8869264949640² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3187762 + ... + 5282078.

It is an arithmetic number, because the mean of its divisors is an integer number (415758773565).

Almost surely, 2^{8869264949640} is an apocalyptic number.

It is an amenable number.

8869264949640 is an abundant number, since it is smaller than the sum of its proper divisors (17739296558520).

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

8869264949640 is a wasteful number, since it uses less digits than its factorization.

8869264949640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129622 (or 2129618 counting only the distinct ones).

The product of its (nonzero) digits is 1289945088, while the sum is 75.

The spelling of 8869264949640 in words is "eight trillion, eight hundred sixty-nine billion, two hundred sixty-four million, nine hundred forty-nine thousand, six hundred forty".