2445204554100 has 648 divisors, whose sum is σ = 9689752427264. Its totient is φ = 504833472000.

The previous prime is 2445204554087. The next prime is 2445204554101. The reversal of 2445204554100 is 14554025442.

2445204554100 is a `hidden beast` number, since 2 + 44 + 52 + 0 + 4 + 554 + 10 + 0 = 666.

It is a super-2 number, since 2×2445204554100² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445204554101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 119670885 + ... + 119691315.

Almost surely, 2^{2445204554100} is an apocalyptic number.

2445204554100 is a gapful number since it is divisible by the number (20) 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 2445204554100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4844876213632).

2445204554100 is an abundant number, since it is smaller than the sum of its proper divisors (7244547873164).

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

2445204554100 is a wasteful number, since it uses less digits than its factorization.

2445204554100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20637 (or 20616 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 2445204554100 its reverse (14554025442), we get a palindrome (2459758579542).

The spelling of 2445204554100 in words is "two trillion, four hundred forty-five billion, two hundred four million, five hundred fifty-four thousand, one hundred".