550165122005454 has 16 divisors (see below), whose sum is σ = 1222589160012240. Its totient is φ = 183388374001800.

The previous prime is 550165122005441. The next prime is 550165122005533. The reversal of 550165122005454 is 454500221561055.

It is a happy number.

550165122005454 is a `hidden beast` number, since 5 + 5 + 0 + 16 + 512 + 20 + 0 + 54 + 54 = 666.

It is a super-2 number, since 2×550165122005454² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5094121499997 + ... + 5094121500104.

It is an arithmetic number, because the mean of its divisors is an integer number (76411822500765).

Almost surely, 2^{550165122005454} is an apocalyptic number.

550165122005454 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

550165122005454 is an abundant number, since it is smaller than the sum of its proper divisors (672424038006786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550165122005454 is a wasteful number, since it uses less digits than its factorization.

550165122005454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10188243000112 (or 10188243000106 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 45.

The spelling of 550165122005454 in words is "five hundred fifty trillion, one hundred sixty-five billion, one hundred twenty-two million, five thousand, four hundred fifty-four".