13845224512 has 56 divisors (see below), whose sum is σ = 31587179904. Its totient is φ = 5898104832.

The previous prime is 13845224501. The next prime is 13845224587. The reversal of 13845224512 is 21542254831.

It is a tau number, because it is divible by the number of its divisors (56).

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, 17713 + ... + 167344.

It is an arithmetic number, because the mean of its divisors is an integer number (564056784).

Almost surely, 2^13845224512 is an apocalyptic number.

It is an amenable number.

13845224512 is an abundant number, since it is smaller than the sum of its proper divisors (17741955392).

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

13845224512 is a wasteful number, since it uses less digits than its factorization.

13845224512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185243 (or 185233 counting only the distinct ones).

The product of its digits is 76800, while the sum is 37.

The spelling of 13845224512 in words is "thirteen billion, eight hundred forty-five million, two hundred twenty-four thousand, five hundred twelve".