551836855167 has 32 divisors (see below), whose sum is σ = 801456364800. Its totient is φ = 335704165632.

The previous prime is 551836855127. The next prime is 551836855223. The reversal of 551836855167 is 761558638155.

It is not a de Polignac number, because 551836855167 - 2⁸ = 551836854911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551836855167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551836855127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19294884 + ... + 19323462.

It is an arithmetic number, because the mean of its divisors is an integer number (25045511400).

Almost surely, 2^551836855167 is an apocalyptic number.

551836855167 is a deficient number, since it is larger than the sum of its proper divisors (249619509633).

551836855167 is a wasteful number, since it uses less digits than its factorization.

551836855167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34247.

The product of its digits is 30240000, while the sum is 60.

It can be divided in two parts, 551836 and 855167, that added together give a triangular number (1407003 = T₁₆₇₇).

The spelling of 551836855167 in words is "five hundred fifty-one billion, eight hundred thirty-six million, eight hundred fifty-five thousand, one hundred sixty-seven".