45558847872 has 160 divisors (see below), whose sum is σ = 135716334600. Its totient is φ = 15171287040.

The previous prime is 45558847861. The next prime is 45558847889. The reversal of 45558847872 is 27874885554.

45558847872 is a `hidden beast` number, since 4 + 5 + 5 + 588 + 47 + 8 + 7 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16680747 + ... + 16683477.

Almost surely, 2^45558847872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45558847872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67858167300).

45558847872 is an abundant number, since it is smaller than the sum of its proper divisors (90157486728).

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

45558847872 is a wasteful number, since it uses less digits than its factorization.

45558847872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366 (or 4345 counting only the distinct ones).

The product of its digits is 100352000, while the sum is 63.

The spelling of 45558847872 in words is "forty-five billion, five hundred fifty-eight million, eight hundred forty-seven thousand, eight hundred seventy-two".