42275143220 has 24 divisors (see below), whose sum is σ = 88783395624. Its totient is φ = 16908991616.

The previous prime is 42275143199. The next prime is 42275143237. The reversal of 42275143220 is 2234157224.

It can be written as a sum of positive squares in 4 ways, for example, as 166461604 + 42108681616 = 12902^2 + 205204^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310862 + ... + 425658.

It is an arithmetic number, because the mean of its divisors is an integer number (3699308151).

Almost surely, 2^42275143220 is an apocalyptic number.

It is an amenable number.

42275143220 is an abundant number, since it is smaller than the sum of its proper divisors (46508252404).

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

42275143220 is a wasteful number, since it uses less digits than its factorization.

42275143220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133219 (or 133217 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 42275143220 in words is "forty-two billion, two hundred seventy-five million, one hundred forty-three thousand, two hundred twenty".