550100055056 has 20 divisors (see below), whose sum is σ = 1128514084092. Its totient is φ = 258870614016.

The previous prime is 550100054993. The next prime is 550100055059. The reversal of 550100055056 is 650550001055.

It can be written as a sum of positive squares in 2 ways, for example, as 197758090000 + 352341965056 = 444700^2 + 593584^2 .

It is a super-2 number, since 2×550100055056² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (550100055059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011213065 + ... + 1011213608.

Almost surely, 2^550100055056 is an apocalyptic number.

It is an amenable number.

550100055056 is an abundant number, since it is smaller than the sum of its proper divisors (578414029036).

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

550100055056 is a wasteful number, since it uses less digits than its factorization.

550100055056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022426698 (or 2022426692 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 550100055056 in words is "five hundred fifty billion, one hundred million, fifty-five thousand, fifty-six".