3551525525 has 6 divisors (see below), whose sum is σ = 4403891682. Its totient is φ = 2841220400.

The previous prime is 3551525507. The next prime is 3551525597. The reversal of 3551525525 is 5255251553.

It can be written as a sum of positive squares in 3 ways, for example, as 438244 + 3551087281 = 662^2 + 59591^2 .

It is not a de Polignac number, because 3551525525 - 2⁸ = 3551525269 is a prime.

It is a super-2 number, since 2×3551525525² = 25226667109453051250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71030486 + ... + 71030535.

It is an arithmetic number, because the mean of its divisors is an integer number (733981947).

Almost surely, 2^3551525525 is an apocalyptic number.

It is an amenable number.

3551525525 is a deficient number, since it is larger than the sum of its proper divisors (852366157).

3551525525 is a wasteful number, since it uses less digits than its factorization.

3551525525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142061031 (or 142061026 counting only the distinct ones).

The product of its digits is 187500, while the sum is 38.

The square root of 3551525525 is about 59594.6769854490. The cubic root of 3551525525 is about 1525.7087845598.

The spelling of 3551525525 in words is "three billion, five hundred fifty-one million, five hundred twenty-five thousand, five hundred twenty-five".