42303521532 has 24 divisors (see below), whose sum is σ = 98759388672. Its totient is φ = 14093863600.

The previous prime is 42303521521. The next prime is 42303521539. The reversal of 42303521532 is 23512530324.

It is a self number, because there is not a number n which added to its sum of digits gives 42303521532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42303521539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889644 + ... + 935987.

It is an arithmetic number, because the mean of its divisors is an integer number (4114974528).

Almost surely, 2^42303521532 is an apocalyptic number.

It is an amenable number.

42303521532 is an abundant number, since it is smaller than the sum of its proper divisors (56455867140).

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

42303521532 is a wasteful number, since it uses less digits than its factorization.

42303521532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827569 (or 1827567 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 42303521532 in words is "forty-two billion, three hundred three million, five hundred twenty-one thousand, five hundred thirty-two".