550216162251 has 96 divisors (see below), whose sum is σ = 1009935433728. Its totient is φ = 281243888640.

The previous prime is 550216162247. The next prime is 550216162253. The reversal of 550216162251 is 152261612055.

550216162251 is a `hidden beast` number, since 5 + 5 + 0 + 21 + 6 + 1 + 622 + 5 + 1 = 666.

It is not a de Polignac number, because 550216162251 - 2² = 550216162247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550216162253) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3796246 + ... + 3938516.

It is an arithmetic number, because the mean of its divisors is an integer number (10520160768).

Almost surely, 2^550216162251 is an apocalyptic number.

550216162251 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

550216162251 is a deficient number, since it is larger than the sum of its proper divisors (459719271477).

550216162251 is a wasteful number, since it uses less digits than its factorization.

550216162251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142481 (or 142478 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 550216162251 in words is "five hundred fifty billion, two hundred sixteen million, one hundred sixty-two thousand, two hundred fifty-one".