50550550000042 has 16 divisors (see below), whose sum is σ = 75865013452800. Its totient is φ = 25262215327440.

The previous prime is 50550549999967. The next prime is 50550550000043. The reversal of 50550550000042 is 24000005505505.

It is a junction number, because it is equal to n+sod(n) for n = 50550549999959 and 50550550000013.

It is not an unprimeable number, because it can be changed into a prime (50550550000043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31535959 + ... + 33100117.

It is an arithmetic number, because the mean of its divisors is an integer number (4741563340800).

Almost surely, 2^{50550550000042} is an apocalyptic number.

50550550000042 is a deficient number, since it is larger than the sum of its proper divisors (25314463452758).

50550550000042 is a wasteful number, since it uses less digits than its factorization.

50550550000042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572501.

The product of its (nonzero) digits is 25000, while the sum is 31.

Adding to 50550550000042 its reverse (24000005505505), we get a palindrome (74550555505547).

The spelling of 50550550000042 in words is "fifty trillion, five hundred fifty billion, five hundred fifty million, forty-two", and thus it is an aban number.