224251712130040 has 64 divisors (see below), whose sum is σ = 610567686820800. Its totient is φ = 72363577694208.

The previous prime is 224251712129993. The next prime is 224251712130049. The reversal of 224251712130040 is 40031217152422.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 224251712129978 and 224251712130005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224251712130049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23555847355 + ... + 23555856874.

It is an arithmetic number, because the mean of its divisors is an integer number (9540120106575).

Almost surely, 2^{224251712130040} is an apocalyptic number.

224251712130040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224251712130040 is an abundant number, since it is smaller than the sum of its proper divisors (386315974690760).

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

224251712130040 is a wasteful number, since it uses less digits than its factorization.

224251712130040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47111704264 (or 47111704260 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

Adding to 224251712130040 its reverse (40031217152422), we get a palindrome (264282929282462).

The spelling of 224251712130040 in words is "two hundred twenty-four trillion, two hundred fifty-one billion, seven hundred twelve million, one hundred thirty thousand, forty".