42525551528 has 16 divisors (see below), whose sum is σ = 79752845760. Its totient is φ = 21258126000.

The previous prime is 42525551521. The next prime is 42525551567. The reversal of 42525551528 is 82515552524.

It is not an unprimeable number, because it can be changed into a prime (42525551521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542198 + ... + 615653.

It is an arithmetic number, because the mean of its divisors is an integer number (4984552860).

Almost surely, 2^42525551528 is an apocalyptic number.

It is an amenable number.

42525551528 is a deficient number, since it is larger than the sum of its proper divisors (37227294232).

42525551528 is a wasteful number, since it uses less digits than its factorization.

42525551528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162448 (or 1162444 counting only the distinct ones).

The product of its digits is 800000, while the sum is 44.

The spelling of 42525551528 in words is "forty-two billion, five hundred twenty-five million, five hundred fifty-one thousand, five hundred twenty-eight".