551255135141041 has 4 divisors (see below), whose sum is σ = 553683571859952. Its totient is φ = 548826698422132.

The previous prime is 551255135140907. The next prime is 551255135141047. The reversal of 551255135141041 is 140141531552155.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551255135141041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551255135141047) 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, 1214218359115 + ... + 1214218359568.

It is an arithmetic number, because the mean of its divisors is an integer number (138420892964988).

Almost surely, 2^{551255135141041} is an apocalyptic number.

It is an amenable number.

551255135141041 is a deficient number, since it is larger than the sum of its proper divisors (2428436718911).

551255135141041 is a wasteful number, since it uses less digits than its factorization.

551255135141041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428436718910.

The product of its (nonzero) digits is 300000, while the sum is 43.

Adding to 551255135141041 its reverse (140141531552155), we get a palindrome (691396666693196).

The spelling of 551255135141041 in words is "five hundred fifty-one trillion, two hundred fifty-five billion, one hundred thirty-five million, one hundred forty-one thousand, forty-one".