545444455425 has 24 divisors (see below), whose sum is σ = 901826416320. Its totient is φ = 290895672000.

The previous prime is 545444455399. The next prime is 545444455463. The reversal of 545444455425 is 524554444545.

It is not a de Polignac number, because 545444455425 - 2⁸ = 545444455169 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3474531 + ... + 3628119.

It is an arithmetic number, because the mean of its divisors is an integer number (37576100680).

Almost surely, 2^545444455425 is an apocalyptic number.

It is an amenable number.

545444455425 is a deficient number, since it is larger than the sum of its proper divisors (356381960895).

545444455425 is a wasteful number, since it uses less digits than its factorization.

545444455425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200953 (or 200948 counting only the distinct ones).

The product of its digits is 25600000, while the sum is 51.

The spelling of 545444455425 in words is "five hundred forty-five billion, four hundred forty-four million, four hundred fifty-five thousand, four hundred twenty-five".