42520534104 has 16 divisors (see below), whose sum is σ = 106301335320. Its totient is φ = 14173511360.

The previous prime is 42520534103. The next prime is 42520534127. The reversal of 42520534104 is 40143502524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42520534103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 885844437 + ... + 885844484.

Almost surely, 2^42520534104 is an apocalyptic number.

It is an amenable number.

42520534104 is an abundant number, since it is smaller than the sum of its proper divisors (63780801216).

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

42520534104 is a wasteful number, since it uses less digits than its factorization.

42520534104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771688930 (or 1771688926 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 42520534104 in words is "forty-two billion, five hundred twenty million, five hundred thirty-four thousand, one hundred four".