42237774100 has 18 divisors (see below), whose sum is σ = 91655970014. Its totient is φ = 16895109600.

The previous prime is 42237774091. The next prime is 42237774107. The reversal of 42237774100 is 147773224.

It can be written as a sum of positive squares in 3 ways, for example, as 635644944 + 41602129156 = 25212^2 + 203966^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42237774100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42237774107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211188771 + ... + 211188970.

Almost surely, 2^42237774100 is an apocalyptic number.

It is an amenable number.

42237774100 is an abundant number, since it is smaller than the sum of its proper divisors (49418195914).

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

42237774100 is a wasteful number, since it uses less digits than its factorization.

42237774100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422377755 (or 422377748 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 37.

The spelling of 42237774100 in words is "forty-two billion, two hundred thirty-seven million, seven hundred seventy-four thousand, one hundred".