42187050522 has 48 divisors (see below), whose sum is σ = 91933558080. Its totient is φ = 13981165056.

The previous prime is 42187050509. The next prime is 42187050527. The reversal of 42187050522 is 22505078124.

It is a happy number.

42187050522 is a `hidden beast` number, since 4 + 2 + 1 + 87 + 0 + 50 + 522 = 666.

It is not an unprimeable number, because it can be changed into a prime (42187050527) 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 23 ways as a sum of consecutive naturals, for example, 9235083 + ... + 9239649.

It is an arithmetic number, because the mean of its divisors is an integer number (1915282460).

Almost surely, 2^42187050522 is an apocalyptic number.

42187050522 is an abundant number, since it is smaller than the sum of its proper divisors (49746507558).

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

42187050522 is a wasteful number, since it uses less digits than its factorization.

42187050522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7427 (or 7424 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 36.

The spelling of 42187050522 in words is "forty-two billion, one hundred eighty-seven million, fifty thousand, five hundred twenty-two".