8572666734 has 24 divisors (see below), whose sum is σ = 19551696840. Its totient is φ = 2707157808.

The previous prime is 8572666717. The next prime is 8572666763. The reversal of 8572666734 is 4376662758.

It is a super-2 number, since 2×8572666734² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12532797 + ... + 12533480.

It is an arithmetic number, because the mean of its divisors is an integer number (814654035).

Almost surely, 2^8572666734 is an apocalyptic number.

8572666734 is an abundant number, since it is smaller than the sum of its proper divisors (10979030106).

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

8572666734 is a wasteful number, since it uses less digits than its factorization.

8572666734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25066304 (or 25066301 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The square root of 8572666734 is about 92588.6965779301. The cubic root of 8572666734 is about 2046.6267533458.

The spelling of 8572666734 in words is "eight billion, five hundred seventy-two million, six hundred sixty-six thousand, seven hundred thirty-four".