42683487273 has 84 divisors (see below), whose sum is σ = 78824471220. Its totient is φ = 22955498496.

The previous prime is 42683487269. The next prime is 42683487293. The reversal of 42683487273 is 37278438624.

It is a happy number.

42683487273 is a `hidden beast` number, since 4 + 26 + 8 + 348 + 7 + 273 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39532573584 + 3150913689 = 198828^2 + 56133^2 .

It is not a de Polignac number, because 42683487273 - 2² = 42683487269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42683487233) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 572113 + ... + 642401.

Almost surely, 2^42683487273 is an apocalyptic number.

It is an amenable number.

42683487273 is a deficient number, since it is larger than the sum of its proper divisors (36140983947).

42683487273 is an equidigital number, since it uses as much as digits as its factorization.

42683487273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70338 (or 70316 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 54.

The spelling of 42683487273 in words is "forty-two billion, six hundred eighty-three million, four hundred eighty-seven thousand, two hundred seventy-three".