42135554552 has 96 divisors (see below), whose sum is σ = 98057988000. Its totient is φ = 16619945472.

The previous prime is 42135554543. The next prime is 42135554579. The reversal of 42135554552 is 25545553124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3296558 + ... + 3309314.

It is an arithmetic number, because the mean of its divisors is an integer number (1021437375).

Almost surely, 2^42135554552 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 42135554552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49028994000).

42135554552 is an abundant number, since it is smaller than the sum of its proper divisors (55922433448).

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

42135554552 is a wasteful number, since it uses less digits than its factorization.

42135554552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13145 (or 13128 counting only the distinct ones).

The product of its digits is 600000, while the sum is 41.

The spelling of 42135554552 in words is "forty-two billion, one hundred thirty-five million, five hundred fifty-four thousand, five hundred fifty-two".