42536335265632 has 72 divisors (see below), whose sum is σ = 90309899450736. Its totient is φ = 19605049060608.

The previous prime is 42536335265609. The next prime is 42536335265653. The reversal of 42536335265632 is 23656253363524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219771333 + ... + 219964795.

It is an arithmetic number, because the mean of its divisors is an integer number (1254304159038).

Almost surely, 2^{42536335265632} 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 42536335265632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45154949725368).

42536335265632 is an abundant number, since it is smaller than the sum of its proper divisors (47773564185104).

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

42536335265632 is an equidigital number, since it uses as much as digits as its factorization.

42536335265632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194940 (or 194205 counting only the distinct ones).

The product of its digits is 69984000, while the sum is 55.

The spelling of 42536335265632 in words is "forty-two trillion, five hundred thirty-six billion, three hundred thirty-five million, two hundred sixty-five thousand, six hundred thirty-two".