42550087963 has 4 divisors (see below), whose sum is σ = 42926637528. Its totient is φ = 42173538400.

The previous prime is 42550087927. The next prime is 42550087969. The reversal of 42550087963 is 36978005524.

42550087963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42550087963 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42550087969) 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, 188274613 + ... + 188274838.

It is an arithmetic number, because the mean of its divisors is an integer number (10731659382).

Almost surely, 2^42550087963 is an apocalyptic number.

42550087963 is a deficient number, since it is larger than the sum of its proper divisors (376549565).

42550087963 is a wasteful number, since it uses less digits than its factorization.

42550087963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376549564.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 42550087963 in words is "forty-two billion, five hundred fifty million, eighty-seven thousand, nine hundred sixty-three".