2045004502500 has 240 divisors, whose sum is σ = 7014930753600. Its totient is φ = 513255744000.

The previous prime is 2045004502469. The next prime is 2045004502523. The reversal of 2045004502500 is 52054005402.

2045004502500 is a `hidden beast` number, since 204 + 5 + 0 + 0 + 450 + 2 + 5 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 256431 + ... + 2038569.

It is an arithmetic number, because the mean of its divisors is an integer number (29228878140).

Almost surely, 2^{2045004502500} is an apocalyptic number.

2045004502500 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 2045004502500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3507465376800).

2045004502500 is an abundant number, since it is smaller than the sum of its proper divisors (4969926251100).

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

2045004502500 is a wasteful number, since it uses less digits than its factorization.

2045004502500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782189 (or 1782166 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

Adding to 2045004502500 its reverse (52054005402), we get a palindrome (2097058507902).

The spelling of 2045004502500 in words is "two trillion, forty-five billion, four million, five hundred two thousand, five hundred".