541818818100 has 432 divisors, whose sum is σ = 2084786704000. Its totient is φ = 117324910080.

The previous prime is 541818818083. The next prime is 541818818113. The reversal of 541818818100 is 1818818145.

It is a happy number.

541818818100 is a `hidden beast` number, since 541 + 8 + 1 + 88 + 18 + 10 + 0 = 666.

It is a super-2 number, since 2×541818818100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5819112 + ... + 5911488.

Almost surely, 2^541818818100 is an apocalyptic number.

541818818100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 541818818100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1042393352000).

541818818100 is an abundant number, since it is smaller than the sum of its proper divisors (1542967885900).

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

541818818100 is a wasteful number, since it uses less digits than its factorization.

541818818100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92437 (or 92413 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 45.

Adding to 541818818100 its sum of digits (45), we get a palindrome (541818818145).

The spelling of 541818818100 in words is "five hundred forty-one billion, eight hundred eighteen million, eight hundred eighteen thousand, one hundred".