3561266452 has 12 divisors (see below), whose sum is σ = 6232703680. Its totient is φ = 1780493976.

The previous prime is 3561266417. The next prime is 3561266459. The reversal of 3561266452 is 2546621653.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561266459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41143 + ... + 93889.

Almost surely, 2^3561266452 is an apocalyptic number.

It is an amenable number.

3561266452 is a deficient number, since it is larger than the sum of its proper divisors (2671437228).

3561266452 is a wasteful number, since it uses less digits than its factorization.

3561266452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69630 (or 69628 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 3561266452 is about 59676.3475088749. The cubic root of 3561266452 is about 1527.1023876810.

The spelling of 3561266452 in words is "three billion, five hundred sixty-one million, two hundred sixty-six thousand, four hundred fifty-two".