23033142554240 has 384 divisors, whose sum is σ = 69153294384720. Its totient is φ = 7271379763200.

The previous prime is 23033142554171. The next prime is 23033142554249. The reversal of 23033142554240 is 4245524133032.

It can be written as a sum of positive squares in 8 ways, for example, as 19059371415616 + 3973771138624 = 4365704^2 + 1993432^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23033142554194 and 23033142554203.

It is not an unprimeable number, because it can be changed into a prime (23033142554249) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163409234 + ... + 163550126.

Almost surely, 2^{23033142554240} is an apocalyptic number.

23033142554240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23033142554240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34576647192360).

23033142554240 is an abundant number, since it is smaller than the sum of its proper divisors (46120151830480).

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

23033142554240 is a wasteful number, since it uses less digits than its factorization.

23033142554240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141340 (or 141321 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 23033142554240 its reverse (4245524133032), we get a palindrome (27278666687272).

The spelling of 23033142554240 in words is "twenty-three trillion, thirty-three billion, one hundred forty-two million, five hundred fifty-four thousand, two hundred forty".