551436238788122 has 16 divisors (see below), whose sum is σ = 877225376571840. Its totient is φ = 259080182881728.

The previous prime is 551436238788121. The next prime is 551436238788179. The reversal of 551436238788122 is 221887832634155.

It is not an unprimeable number, because it can be changed into a prime (551436238788121) 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, 13100716358 + ... + 13100758449.

It is an arithmetic number, because the mean of its divisors is an integer number (54826586035740).

Almost surely, 2^{551436238788122} is an apocalyptic number.

551436238788122 is a deficient number, since it is larger than the sum of its proper divisors (325789137783718).

551436238788122 is a wasteful number, since it uses less digits than its factorization.

551436238788122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26201475445.

The product of its digits is 154828800, while the sum is 65.

The spelling of 551436238788122 in words is "five hundred fifty-one trillion, four hundred thirty-six billion, two hundred thirty-eight million, seven hundred eighty-eight thousand, one hundred twenty-two".