42055304452 has 12 divisors (see below), whose sum is σ = 84110608960. Its totient is φ = 18023701896.

The previous prime is 42055304441. The next prime is 42055304509. The reversal of 42055304452 is 25440355024.

42055304452 is an admirable number.

It is a super-2 number, since 2×42055304452² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750987552 + ... + 750987607.

Almost surely, 2^42055304452 is an apocalyptic number.

It is an amenable number.

42055304452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42055304452 is a wasteful number, since it uses less digits than its factorization.

42055304452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501975170 (or 1501975168 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

Adding to 42055304452 its reverse (25440355024), we get a palindrome (67495659476).

The spelling of 42055304452 in words is "forty-two billion, fifty-five million, three hundred four thousand, four hundred fifty-two".