125445133445 has 16 divisors (see below), whose sum is σ = 151333228800. Its totient is φ = 99823680000.

The previous prime is 125445133427. The next prime is 125445133459. The reversal of 125445133445 is 544331544521.

It is not a de Polignac number, because 125445133445 - 2²⁰ = 125444084869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3965240 + ... + 3996750.

It is an arithmetic number, because the mean of its divisors is an integer number (9458326800).

Almost surely, 2^125445133445 is an apocalyptic number.

It is an amenable number.

125445133445 is a deficient number, since it is larger than the sum of its proper divisors (25888095355).

125445133445 is a wasteful number, since it uses less digits than its factorization.

125445133445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35716.

The product of its digits is 576000, while the sum is 41.

Adding to 125445133445 its reverse (544331544521), we get a palindrome (669776677966).

The spelling of 125445133445 in words is "one hundred twenty-five billion, four hundred forty-five million, one hundred thirty-three thousand, four hundred forty-five".