42403234445532 has 72 divisors (see below), whose sum is σ = 109149123283200. Its totient is φ = 13877531055648.

The previous prime is 42403234445489. The next prime is 42403234445549. The reversal of 42403234445532 is 23554443230424.

42403234445532 is a `hidden beast` number, since 4 + 2 + 4 + 0 + 32 + 3 + 44 + 45 + 532 = 666.

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, 41138178 + ... + 42156329.

It is an arithmetic number, because the mean of its divisors is an integer number (1515960045600).

Almost surely, 2^{42403234445532} is an apocalyptic number.

It is an amenable number.

42403234445532 is an abundant number, since it is smaller than the sum of its proper divisors (66745888837668).

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

42403234445532 is a wasteful number, since it uses less digits than its factorization.

42403234445532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83294775 (or 83294770 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 45.

Adding to 42403234445532 its reverse (23554443230424), we get a palindrome (65957677675956).

The spelling of 42403234445532 in words is "forty-two trillion, four hundred three billion, two hundred thirty-four million, four hundred forty-five thousand, five hundred thirty-two".