551512232351113 has 16 divisors (see below), whose sum is σ = 633348504584640. Its totient is φ = 474961844750400.

The previous prime is 551512232351057. The next prime is 551512232351147. The reversal of 551512232351113 is 311153232215155.

It is a cyclic number.

It is not a de Polignac number, because 551512232351113 - 2³³ = 551503642416521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551512232357113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64778370 + ... + 72796027.

It is an arithmetic number, because the mean of its divisors is an integer number (39584281536540).

Almost surely, 2^{551512232351113} is an apocalyptic number.

It is an amenable number.

551512232351113 is a deficient number, since it is larger than the sum of its proper divisors (81836272233527).

551512232351113 is a wasteful number, since it uses less digits than its factorization.

551512232351113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137593608.

The product of its digits is 135000, while the sum is 40.

Adding to 551512232351113 its reverse (311153232215155), we get a palindrome (862665464566268).

The spelling of 551512232351113 in words is "five hundred fifty-one trillion, five hundred twelve billion, two hundred thirty-two million, three hundred fifty-one thousand, one hundred thirteen".