8545846104921 has 4 divisors (see below), whose sum is σ = 11394461473232. Its totient is φ = 5697230736612.

The previous prime is 8545846104919. The next prime is 8545846104947. The reversal of 8545846104921 is 1294016485458.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 8545846104921 - 2¹ = 8545846104919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8545846104121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1424307684151 + ... + 1424307684156.

It is an arithmetic number, because the mean of its divisors is an integer number (2848615368308).

Almost surely, 2^{8545846104921} is an apocalyptic number.

It is an amenable number.

8545846104921 is a deficient number, since it is larger than the sum of its proper divisors (2848615368311).

8545846104921 is a wasteful number, since it uses less digits than its factorization.

8545846104921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848615368310.

The product of its (nonzero) digits is 11059200, while the sum is 57.

The spelling of 8545846104921 in words is "eight trillion, five hundred forty-five billion, eight hundred forty-six million, one hundred four thousand, nine hundred twenty-one".