42025642032 has 160 divisors (see below), whose sum is σ = 122460733440. Its totient is φ = 12303648000.

The previous prime is 42025641991. The next prime is 42025642033. The reversal of 42025642032 is 23024652024.

It is not an unprimeable number, because it can be changed into a prime (42025642033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11766807 + ... + 11770377.

It is an arithmetic number, because the mean of its divisors is an integer number (765379584).

Almost surely, 2^42025642032 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 42025642032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61230366720).

42025642032 is an abundant number, since it is smaller than the sum of its proper divisors (80435091408).

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

42025642032 is a wasteful number, since it uses less digits than its factorization.

42025642032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4343 (or 4337 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The spelling of 42025642032 in words is "forty-two billion, twenty-five million, six hundred forty-two thousand, thirty-two".