551205310029 has 32 divisors (see below), whose sum is σ = 844107763200. Its totient is φ = 316422624960.

The previous prime is 551205310013. The next prime is 551205310031. The reversal of 551205310029 is 920013502155.

It is not a de Polignac number, because 551205310029 - 2⁴ = 551205310013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551205311029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3408987 + ... + 3567015.

It is an arithmetic number, because the mean of its divisors is an integer number (26378367600).

Almost surely, 2^551205310029 is an apocalyptic number.

It is an amenable number.

551205310029 is a deficient number, since it is larger than the sum of its proper divisors (292902453171).

551205310029 is a wasteful number, since it uses less digits than its factorization.

551205310029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163625.

The product of its (nonzero) digits is 13500, while the sum is 33.

The spelling of 551205310029 in words is "five hundred fifty-one billion, two hundred five million, three hundred ten thousand, twenty-nine".