845455323554548 has 48 divisors (see below), whose sum is σ = 1790443728299520. Its totient is φ = 341011091483136.

The previous prime is 845455323554441. The next prime is 845455323554557.

845455323554548 is nontrivially palindromic in base 10.

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, 21008428 + ... + 46176451.

It is an arithmetic number, because the mean of its divisors is an integer number (37300911006240).

Almost surely, 2^{845455323554548} is an apocalyptic number.

It is an amenable number.

845455323554548 is an abundant number, since it is smaller than the sum of its proper divisors (944988404744972).

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

845455323554548 is a wasteful number, since it uses less digits than its factorization.

845455323554548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67211344 (or 67211342 counting only the distinct ones).

The product of its digits is 4608000000, while the sum is 70.

The spelling of 845455323554548 in words is "eight hundred forty-five trillion, four hundred fifty-five billion, three hundred twenty-three million, five hundred fifty-four thousand, five hundred forty-eight".