2005043345025 has 192 divisors, whose sum is σ = 3892478865408. Its totient is φ = 891863976960.

The previous prime is 2005043345021. The next prime is 2005043345069. The reversal of 2005043345025 is 5205433405002.

It is a happy number.

It is not a de Polignac number, because 2005043345025 - 2² = 2005043345021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2005043345021) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1016239939 + ... + 1016241911.

It is an arithmetic number, because the mean of its divisors is an integer number (20273327424).

Almost surely, 2^{2005043345025} is an apocalyptic number.

2005043345025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2005043345025 is a deficient number, since it is larger than the sum of its proper divisors (1887435520383).

2005043345025 is a wasteful number, since it uses less digits than its factorization.

2005043345025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2400 (or 2395 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The spelling of 2005043345025 in words is "two trillion, five billion, forty-three million, three hundred forty-five thousand, twenty-five".