8649106142268 has 48 divisors (see below), whose sum is σ = 20675302776576. Its totient is φ = 2812468525440.

The previous prime is 8649106142251. The next prime is 8649106142291. The reversal of 8649106142268 is 8622416019468.

It is a congruent number.

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, 4828255 + ... + 6372617.

It is an arithmetic number, because the mean of its divisors is an integer number (430735474512).

Almost surely, 2^{8649106142268} is an apocalyptic number.

It is an amenable number.

8649106142268 is an abundant number, since it is smaller than the sum of its proper divisors (12026196634308).

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

8649106142268 is a wasteful number, since it uses less digits than its factorization.

8649106142268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555794 (or 1555792 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 57.

The spelling of 8649106142268 in words is "eight trillion, six hundred forty-nine billion, one hundred six million, one hundred forty-two thousand, two hundred sixty-eight".