42277528226 has 16 divisors (see below), whose sum is σ = 65146793400. Its totient is φ = 20562220800.

The previous prime is 42277528207. The next prime is 42277528231. The reversal of 42277528226 is 62282577224.

It is a Cunningham number, because it is equal to 205615²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 42277528225 + 1 = 205615^2 + 1^2 .

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, 229076 + ... + 370176.

Almost surely, 2^42277528226 is an apocalyptic number.

42277528226 is a deficient number, since it is larger than the sum of its proper divisors (22869265174).

42277528226 is a wasteful number, since it uses less digits than its factorization.

42277528226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145189.

The product of its digits is 1505280, while the sum is 47.

The spelling of 42277528226 in words is "forty-two billion, two hundred seventy-seven million, five hundred twenty-eight thousand, two hundred twenty-six".