224208872780 has 24 divisors (see below), whose sum is σ = 491309878752. Its totient is φ = 85784264192.

The previous prime is 224208872761. The next prime is 224208872807. The reversal of 224208872780 is 87278802422.

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, 243704837 + ... + 243705756.

It is an arithmetic number, because the mean of its divisors is an integer number (20471244948).

Almost surely, 2^224208872780 is an apocalyptic number.

224208872780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224208872780 is an abundant number, since it is smaller than the sum of its proper divisors (267101005972).

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

224208872780 is a wasteful number, since it uses less digits than its factorization.

224208872780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487410625 (or 487410623 counting only the distinct ones).

The product of its (nonzero) digits is 1605632, while the sum is 50.

The spelling of 224208872780 in words is "two hundred twenty-four billion, two hundred eight million, eight hundred seventy-two thousand, seven hundred eighty".