10554800018 has 24 divisors (see below), whose sum is σ = 18464460300. Its totient is φ = 4511840928.

The previous prime is 10554800017. The next prime is 10554800021. The reversal of 10554800018 is 81000845501.

It can be written as a sum of positive squares in 2 ways, for example, as 9951459049 + 603340969 = 99757^2 + 24563^2 .

It is a super-2 number, since 2×10554800018² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10554800017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100313 + ... + 176556.

Almost surely, 2^10554800018 is an apocalyptic number.

10554800018 is a deficient number, since it is larger than the sum of its proper divisors (7909660282).

10554800018 is a wasteful number, since it uses less digits than its factorization.

10554800018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277274 (or 277267 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 32.

The spelling of 10554800018 in words is "ten billion, five hundred fifty-four million, eight hundred thousand, eighteen".