42625087522 has 4 divisors (see below), whose sum is σ = 63937631286. Its totient is φ = 21312543760.

The previous prime is 42625087517. The next prime is 42625087529. The reversal of 42625087522 is 22578052624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32742540601 + 9882546921 = 180949^2 + 99411^2 .

It is not an unprimeable number, because it can be changed into a prime (42625087529) 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 as a sum of consecutive naturals, namely, 10656271879 + ... + 10656271882.

Almost surely, 2^42625087522 is an apocalyptic number.

42625087522 is a deficient number, since it is larger than the sum of its proper divisors (21312543764).

42625087522 is a wasteful number, since it uses less digits than its factorization.

42625087522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21312543763.

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 42625087522 in words is "forty-two billion, six hundred twenty-five million, eighty-seven thousand, five hundred twenty-two".