42233123415520 has 96 divisors (see below), whose sum is σ = 100086774681600. Its totient is φ = 16840625865216.

The previous prime is 42233123415463. The next prime is 42233123415521. The reversal of 42233123415520 is 2551432133224.

It is a self number, because there is not a number n which added to its sum of digits gives 42233123415520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42233123415521) 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, 151299441 + ... + 151578319.

It is an arithmetic number, because the mean of its divisors is an integer number (1042570569600).

Almost surely, 2^{42233123415520} is an apocalyptic number.

42233123415520 is a gapful number since it is divisible by the number (40) 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 42233123415520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50043387340800).

42233123415520 is an abundant number, since it is smaller than the sum of its proper divisors (57853651266080).

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

42233123415520 is a wasteful number, since it uses less digits than its factorization.

42233123415520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281840 (or 281832 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 42233123415520 its reverse (2551432133224), we get a palindrome (44784555548744).

The spelling of 42233123415520 in words is "forty-two trillion, two hundred thirty-three billion, one hundred twenty-three million, four hundred fifteen thousand, five hundred twenty".