8622645575 has 12 divisors (see below), whose sum is σ = 10981056840. Its totient is φ = 6711680160.

The previous prime is 8622645571. The next prime is 8622645587. The reversal of 8622645575 is 5755462268.

It is not a de Polignac number, because 8622645575 - 2² = 8622645571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8622645571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4659965 + ... + 4661814.

It is an arithmetic number, because the mean of its divisors is an integer number (915088070).

Almost surely, 2^8622645575 is an apocalyptic number.

8622645575 is a deficient number, since it is larger than the sum of its proper divisors (2358411265).

8622645575 is a wasteful number, since it uses less digits than its factorization.

8622645575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9321826 (or 9321821 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 50.

The square root of 8622645575 is about 92858.2014417682. The cubic root of 8622645575 is about 2050.5963424706.

The spelling of 8622645575 in words is "eight billion, six hundred twenty-two million, six hundred forty-five thousand, five hundred seventy-five".