845669424966548 has 24 divisors (see below), whose sum is σ = 1821441838390272. Its totient is φ = 334550541744864.

The previous prime is 845669424966469. The next prime is 845669424966623.

845669424966548 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 845669424966548.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1161633825140 + ... + 1161633825867.

It is an arithmetic number, because the mean of its divisors is an integer number (75893409932928).

Almost surely, 2^{845669424966548} is an apocalyptic number.

It is an amenable number.

845669424966548 is an abundant number, since it is smaller than the sum of its proper divisors (975772413423724).

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

845669424966548 is a wasteful number, since it uses less digits than its factorization.

845669424966548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323267651031 (or 2323267651029 counting only the distinct ones).

The product of its digits is 85996339200, while the sum is 86.

The spelling of 845669424966548 in words is "eight hundred forty-five trillion, six hundred sixty-nine billion, four hundred twenty-four million, nine hundred sixty-six thousand, five hundred forty-eight".