545403203025 has 24 divisors (see below), whose sum is σ = 903218928384. Its totient is φ = 290402472000.

The previous prime is 545403202991. The next prime is 545403203077. The reversal of 545403203025 is 520302304545.

It is a happy number.

It is not a de Polignac number, because 545403203025 - 2⁶ = 545403202961 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 5944626 + ... + 6035675.

It is an arithmetic number, because the mean of its divisors is an integer number (37634122016).

Almost surely, 2^545403203025 is an apocalyptic number.

It is an amenable number.

545403203025 is a deficient number, since it is larger than the sum of its proper divisors (357815725359).

545403203025 is a wasteful number, since it uses less digits than its factorization.

545403203025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11980921 (or 11980916 counting only the distinct ones).

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

The spelling of 545403203025 in words is "five hundred forty-five billion, four hundred three million, two hundred three thousand, twenty-five".