1000545255025 has 6 divisors (see below), whose sum is σ = 1240676116262. Its totient is φ = 800436204000.

The previous prime is 1000545254971. The next prime is 1000545255043. The reversal of 1000545255025 is 5205525450001.

It can be written as a sum of positive squares in 3 ways, for example, as 74502794304 + 926042460721 = 272952^2 + 962311^2 .

It is not a de Polignac number, because 1000545255025 - 2¹¹ = 1000545252977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20010905076 + ... + 20010905125.

Almost surely, 2^{1000545255025} is an apocalyptic number.

It is an amenable number.

1000545255025 is a deficient number, since it is larger than the sum of its proper divisors (240130861237).

1000545255025 is an equidigital number, since it uses as much as digits as its factorization.

1000545255025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40021810211 (or 40021810206 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 34.

The spelling of 1000545255025 in words is "one trillion, five hundred forty-five million, two hundred fifty-five thousand, twenty-five".