224639545936 has 20 divisors (see below), whose sum is σ = 468719053012. Its totient is φ = 103679790336.

The previous prime is 224639545883. The next prime is 224639545937. The reversal of 224639545936 is 639545936422.

It can be written as a sum of positive squares in 2 ways, for example, as 14835240000 + 209804305936 = 121800^2 + 458044^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224639545937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539998701 + ... + 539999116.

Almost surely, 2^224639545936 is an apocalyptic number.

224639545936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

224639545936 is an abundant number, since it is smaller than the sum of its proper divisors (244079507076).

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

224639545936 is a wasteful number, since it uses less digits than its factorization.

224639545936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079997838 (or 1079997832 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 58.

The spelling of 224639545936 in words is "two hundred twenty-four billion, six hundred thirty-nine million, five hundred forty-five thousand, nine hundred thirty-six".