42115875536 has 60 divisors (see below), whose sum is σ = 95096377728. Its totient is φ = 18016479936.

The previous prime is 42115875493. The next prime is 42115875539. The reversal of 42115875536 is 63557851124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42115875539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379745 + ... + 477951.

Almost surely, 2^42115875536 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 42115875536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47548188864).

42115875536 is an abundant number, since it is smaller than the sum of its proper divisors (52980502192).

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

42115875536 is a wasteful number, since it uses less digits than its factorization.

42115875536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98776 (or 98763 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 47.

It can be divided in two parts, 421158 and 75536, that added together give a palindrome (496694).

The spelling of 42115875536 in words is "forty-two billion, one hundred fifteen million, eight hundred seventy-five thousand, five hundred thirty-six".