551216034263 has 32 divisors (see below), whose sum is σ = 588526878720. Its totient is φ = 515620274400.

The previous prime is 551216034227. The next prime is 551216034269. The reversal of 551216034263 is 362430612155.

It is a cyclic number.

It is not a de Polignac number, because 551216034263 - 2²⁶ = 551148925399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551216034269) 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, 20432978 + ... + 20459936.

It is an arithmetic number, because the mean of its divisors is an integer number (18391464960).

Almost surely, 2^551216034263 is an apocalyptic number.

551216034263 is a deficient number, since it is larger than the sum of its proper divisors (37310844457).

551216034263 is a wasteful number, since it uses less digits than its factorization.

551216034263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27267.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 551216034263 in words is "five hundred fifty-one billion, two hundred sixteen million, thirty-four thousand, two hundred sixty-three".