1550422405103 has 32 divisors (see below), whose sum is σ = 1826138006784. Its totient is φ = 1297726560000.

The previous prime is 1550422405087. The next prime is 1550422405111. The reversal of 1550422405103 is 3015042240551.

It is not a de Polignac number, because 1550422405103 - 2⁴ = 1550422405087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1550422405103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550422405003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134919188 + ... + 134930678.

It is an arithmetic number, because the mean of its divisors is an integer number (57066812712).

Almost surely, 2^{1550422405103} is an apocalyptic number.

1550422405103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1550422405103 is a deficient number, since it is larger than the sum of its proper divisors (275715601681).

1550422405103 is a wasteful number, since it uses less digits than its factorization.

1550422405103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13847.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 1550422405103 its reverse (3015042240551), we get a palindrome (4565464645654).

The spelling of 1550422405103 in words is "one trillion, five hundred fifty billion, four hundred twenty-two million, four hundred five thousand, one hundred three".