4125275645 has 8 divisors (see below), whose sum is σ = 4953306840. Its totient is φ = 3298236480.

The previous prime is 4125275629. The next prime is 4125275647. The reversal of 4125275645 is 5465725214.

It can be written as a sum of positive squares in 4 ways, for example, as 710275801 + 3414999844 = 26651^2 + 58438^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4125275645 - 2⁴ = 4125275629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4125275647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238826 + ... + 255515.

It is an arithmetic number, because the mean of its divisors is an integer number (619163355).

Almost surely, 2^4125275645 is an apocalyptic number.

It is an amenable number.

4125275645 is a deficient number, since it is larger than the sum of its proper divisors (828031195).

4125275645 is a wasteful number, since it uses less digits than its factorization.

4125275645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496015.

The product of its digits is 336000, while the sum is 41.

The square root of 4125275645 is about 64228.3087508927. The cubic root of 4125275645 is about 1603.8028870629.

The spelling of 4125275645 in words is "four billion, one hundred twenty-five million, two hundred seventy-five thousand, six hundred forty-five".