23224300000040 has 32 divisors (see below), whose sum is σ = 55328479413480. Its totient is φ = 8743265882112.

The previous prime is 23224300000021. The next prime is 23224300000061. The reversal of 23224300000040 is 4000000342232.

It can be written as a sum of positive squares in 4 ways, for example, as 20806169258884 + 2418130741156 = 4561378^2 + 1555034^2 .

It is a super-2 number, since 2×23224300000040² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 23224299999958 and 23224300000021.

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, 17076690497 + ... + 17076691856.

Almost surely, 2^{23224300000040} is an apocalyptic number.

23224300000040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23224300000040 is an abundant number, since it is smaller than the sum of its proper divisors (32104179413440).

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

23224300000040 is a wasteful number, since it uses less digits than its factorization.

23224300000040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34153382381 (or 34153382377 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 23224300000040 its reverse (4000000342232), we get a palindrome (27224300342272).

The spelling of 23224300000040 in words is "twenty-three trillion, two hundred twenty-four billion, three hundred million, forty", and thus it is an aban number.