3553561525 has 24 divisors (see below), whose sum is σ = 4661040960. Its totient is φ = 2681965440.

The previous prime is 3553561519. The next prime is 3553561537. The reversal of 3553561525 is 5251653553.

It is not a de Polignac number, because 3553561525 - 2⁷ = 3553561397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 355 + ... + 84304.

It is an arithmetic number, because the mean of its divisors is an integer number (194210040).

Almost surely, 2^3553561525 is an apocalyptic number.

It is an amenable number.

3553561525 is a deficient number, since it is larger than the sum of its proper divisors (1107479435).

3553561525 is a wasteful number, since it uses less digits than its factorization.

3553561525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84765 (or 84760 counting only the distinct ones).

The product of its digits is 337500, while the sum is 40.

The square root of 3553561525 is about 59611.7566005230. The cubic root of 3553561525 is about 1526.0002789854. Note that the first 3 decimals are identical.

The spelling of 3553561525 in words is "three billion, five hundred fifty-three million, five hundred sixty-one thousand, five hundred twenty-five".