3531254561 has 8 divisors (see below), whose sum is σ = 3686394624. Its totient is φ = 3376248480.

The previous prime is 3531254537. The next prime is 3531254599. The reversal of 3531254561 is 1654521353.

3531254561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3531254561 - 2¹⁸ = 3530992417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3531254261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22376 + ... + 86966.

It is an arithmetic number, because the mean of its divisors is an integer number (460799328).

Almost surely, 2^3531254561 is an apocalyptic number.

It is an amenable number.

3531254561 is a deficient number, since it is larger than the sum of its proper divisors (155140063).

3531254561 is a wasteful number, since it uses less digits than its factorization.

3531254561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66991.

The product of its digits is 54000, while the sum is 35.

The square root of 3531254561 is about 59424.3599965536. The cubic root of 3531254561 is about 1522.8004928511.

The spelling of 3531254561 in words is "three billion, five hundred thirty-one million, two hundred fifty-four thousand, five hundred sixty-one".