42124235523500 has 192 divisors, whose sum is σ = 99694816515840. Its totient is φ = 15548513760000.

The previous prime is 42124235523499. The next prime is 42124235523509. The reversal of 42124235523500 is 532553242124.

It is not an unprimeable number, because it can be changed into a prime (42124235523509) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6130725065 + ... + 6130731935.

It is an arithmetic number, because the mean of its divisors is an integer number (519243836020).

Almost surely, 2^{42124235523500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42124235523500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49847408257920).

42124235523500 is an abundant number, since it is smaller than the sum of its proper divisors (57570580992340).

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

42124235523500 is a wasteful number, since it uses less digits than its factorization.

42124235523500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12510 (or 12472 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 42124235523500 its reverse (532553242124), we get a palindrome (42656788765624).

The spelling of 42124235523500 in words is "forty-two trillion, one hundred twenty-four billion, two hundred thirty-five million, five hundred twenty-three thousand, five hundred".