3555500125 has 8 divisors (see below), whose sum is σ = 4437264312. Its totient is φ = 2844400000.

The previous prime is 3555500119. The next prime is 3555500147. The reversal of 3555500125 is 5210055553.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 95472441 + 3460027684 = 9771^2 + 58822^2 .

It is not a de Polignac number, because 3555500125 - 2⁹ = 3555499613 is a prime.

It is a super-2 number, since 2×3555500125² = 25283162277750031250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14221876 + ... + 14222125.

It is an arithmetic number, because the mean of its divisors is an integer number (554658039).

Almost surely, 2^3555500125 is an apocalyptic number.

It is an amenable number.

3555500125 is a deficient number, since it is larger than the sum of its proper divisors (881764187).

3555500125 is an equidigital number, since it uses as much as digits as its factorization.

3555500125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28444016 (or 28444006 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 3555500125 is about 59628.0145988444. The cubic root of 3555500125 is about 1526.2777251783.

Adding to 3555500125 its reverse (5210055553), we get a palindrome (8765555678).

The spelling of 3555500125 in words is "three billion, five hundred fifty-five million, five hundred thousand, one hundred twenty-five".