42630525543 has 4 divisors (see below), whose sum is σ = 56840700728. Its totient is φ = 28420350360.

The previous prime is 42630525521. The next prime is 42630525563. The reversal of 42630525543 is 34552503624.

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

It is not a de Polignac number, because 42630525543 - 2²⁴ = 42613748327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42630525563) 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, 7105087588 + ... + 7105087593.

It is an arithmetic number, because the mean of its divisors is an integer number (14210175182).

Almost surely, 2^42630525543 is an apocalyptic number.

42630525543 is a deficient number, since it is larger than the sum of its proper divisors (14210175185).

42630525543 is a wasteful number, since it uses less digits than its factorization.

42630525543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14210175184.

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 42630525543 in words is "forty-two billion, six hundred thirty million, five hundred twenty-five thousand, five hundred forty-three".