3125240100565 has 16 divisors (see below), whose sum is σ = 4094186011776. Its totient is φ = 2271255998400.

The previous prime is 3125240100553. The next prime is 3125240100601. The reversal of 3125240100565 is 5650010425213.

It is not a de Polignac number, because 3125240100565 - 2¹¹ = 3125240098517 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3125240100565.

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, 20497017 + ... + 20648926.

It is an arithmetic number, because the mean of its divisors is an integer number (255886625736).

Almost surely, 2^{3125240100565} is an apocalyptic number.

It is an amenable number.

3125240100565 is a deficient number, since it is larger than the sum of its proper divisors (968945911211).

3125240100565 is a wasteful number, since it uses less digits than its factorization.

3125240100565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41147340.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 3125240100565 its reverse (5650010425213), we get a palindrome (8775250525778).

The spelling of 3125240100565 in words is "three trillion, one hundred twenty-five billion, two hundred forty million, one hundred thousand, five hundred sixty-five".