224040134520 has 128 divisors (see below), whose sum is σ = 772552296000. Its totient is φ = 57683888640.

The previous prime is 224040134501. The next prime is 224040134537. The reversal of 224040134520 is 25431040422.

224040134520 is a `hidden beast` number, since 2 + 2 + 4 + 0 + 4 + 0 + 134 + 520 = 666.

224040134520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3545311 + ... + 3607950.

Almost surely, 2^224040134520 is an apocalyptic number.

224040134520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224040134520 is an abundant number, since it is smaller than the sum of its proper divisors (548512161480).

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

224040134520 is a wasteful number, since it uses less digits than its factorization.

224040134520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7153310 (or 7153300 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 224040134520 its reverse (25431040422), we get a palindrome (249471174942).

The spelling of 224040134520 in words is "two hundred twenty-four billion, forty million, one hundred thirty-four thousand, five hundred twenty".