845245202542548 has 24 divisors (see below), whose sum is σ = 1972956244644000. Its totient is φ = 281645909603040.

The previous prime is 845245202542357. The next prime is 845245202542591.

845245202542548 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 845245202542491 and 845245202542500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12811371198 + ... + 12811437173.

It is an arithmetic number, because the mean of its divisors is an integer number (82206510193500).

Almost surely, 2^{845245202542548} is an apocalyptic number.

It is an amenable number.

845245202542548 is an abundant number, since it is smaller than the sum of its proper divisors (1127711042101452).

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

845245202542548 is a wasteful number, since it uses less digits than its factorization.

845245202542548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25622811127 (or 25622811125 counting only the distinct ones).

The product of its (nonzero) digits is 163840000, while the sum is 60.

The spelling of 845245202542548 in words is "eight hundred forty-five trillion, two hundred forty-five billion, two hundred two million, five hundred forty-two thousand, five hundred forty-eight".