2550905107 has 4 divisors (see below), whose sum is σ = 2575671280. Its totient is φ = 2526138936.

The previous prime is 2550905087. The next prime is 2550905113. The reversal of 2550905107 is 7015090552.

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-2550905107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2550905167) 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, 12382932 + ... + 12383137.

It is an arithmetic number, because the mean of its divisors is an integer number (643917820).

Almost surely, 2^2550905107 is an apocalyptic number.

2550905107 is a deficient number, since it is larger than the sum of its proper divisors (24766173).

2550905107 is a wasteful number, since it uses less digits than its factorization.

2550905107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24766172.

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 2550905107 is about 50506.4857914308. The cubic root of 2550905107 is about 1366.3588300580.

Adding to 2550905107 its reverse (7015090552), we get a palindrome (9565995659).

The spelling of 2550905107 in words is "two billion, five hundred fifty million, nine hundred five thousand, one hundred seven".