8641854534 has 8 divisors (see below), whose sum is σ = 17283709080. Its totient is φ = 2880618176.

The previous prime is 8641854497. The next prime is 8641854541. The reversal of 8641854534 is 4354581468.

It is a sphenic number, since it is the product of 3 distinct primes.

8641854534 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 720154539 + ... + 720154550.

It is an arithmetic number, because the mean of its divisors is an integer number (2160463635).

Almost surely, 2^8641854534 is an apocalyptic number.

8641854534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8641854534 is a wasteful number, since it uses less digits than its factorization.

8641854534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440309094.

The product of its digits is 1843200, while the sum is 48.

The square root of 8641854534 is about 92961.5755783001. The cubic root of 8641854534 is about 2052.1179407187.

The spelling of 8641854534 in words is "eight billion, six hundred forty-one million, eight hundred fifty-four thousand, five hundred thirty-four".