23224250242540 has 48 divisors (see below), whose sum is σ = 50473963622880. Its totient is φ = 8965582133760.

The previous prime is 23224250242481. The next prime is 23224250242541. The reversal of 23224250242540 is 4524205242232.

It is a self number, because there is not a number n which added to its sum of digits gives 23224250242540.

It is not an unprimeable number, because it can be changed into a prime (23224250242541) 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, 7068897 + ... + 9819256.

It is an arithmetic number, because the mean of its divisors is an integer number (1051540908810).

Almost surely, 2^{23224250242540} is an apocalyptic number.

23224250242540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23224250242540 is an abundant number, since it is smaller than the sum of its proper divisors (27249713380340).

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

23224250242540 is a wasteful number, since it uses less digits than its factorization.

23224250242540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16890562 (or 16890560 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 37.

Adding to 23224250242540 its reverse (4524205242232), we get a palindrome (27748455484772).

The spelling of 23224250242540 in words is "twenty-three trillion, two hundred twenty-four billion, two hundred fifty million, two hundred forty-two thousand, five hundred forty".