28232675445 has 64 divisors (see below), whose sum is σ = 49598325504. Its totient is φ = 13628805120.

The previous prime is 28232675441. The next prime is 28232675501. The reversal of 28232675445 is 54457623282.

It is not a de Polignac number, because 28232675445 - 2² = 28232675441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28232675394 and 28232675403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28232675441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4005094 + ... + 4012136.

It is an arithmetic number, because the mean of its divisors is an integer number (774973836).

Almost surely, 2^28232675445 is an apocalyptic number.

It is an amenable number.

28232675445 is a deficient number, since it is larger than the sum of its proper divisors (21365650059).

28232675445 is a wasteful number, since it uses less digits than its factorization.

28232675445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7462.

The product of its digits is 3225600, while the sum is 48.

The spelling of 28232675445 in words is "twenty-eight billion, two hundred thirty-two million, six hundred seventy-five thousand, four hundred forty-five".