42221554352 has 20 divisors (see below), whose sum is σ = 81814286616. Its totient is φ = 21108190080.

The previous prime is 42221554267. The next prime is 42221554357. The reversal of 42221554352 is 25345512224.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42221554357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23474 + ... + 291537.

Almost surely, 2^42221554352 is an apocalyptic number.

It is an amenable number.

42221554352 is a deficient number, since it is larger than the sum of its proper divisors (39592732264).

42221554352 is a wasteful number, since it uses less digits than its factorization.

42221554352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323396 (or 323390 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

The spelling of 42221554352 in words is "forty-two billion, two hundred twenty-one million, five hundred fifty-four thousand, three hundred fifty-two".