4032552561 has 4 divisors (see below), whose sum is σ = 5376736752. Its totient is φ = 2688368372.

The previous prime is 4032552521. The next prime is 4032552613. The reversal of 4032552561 is 1652552304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4032552561 - 2¹¹ = 4032550513 is a prime.

It is a super-2 number, since 2×4032552561² = 32522960314455317442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4032552521) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 672092091 + ... + 672092096.

It is an arithmetic number, because the mean of its divisors is an integer number (1344184188).

Almost surely, 2^4032552561 is an apocalyptic number.

It is an amenable number.

4032552561 is a deficient number, since it is larger than the sum of its proper divisors (1344184191).

4032552561 is a wasteful number, since it uses less digits than its factorization.

4032552561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344184190.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 4032552561 is about 63502.3823253900. The cubic root of 4032552561 is about 1591.6955872392.

The spelling of 4032552561 in words is "four billion, thirty-two million, five hundred fifty-two thousand, five hundred sixty-one".