561652032445 has 16 divisors (see below), whose sum is σ = 776145541248. Its totient is φ = 382192873920.

The previous prime is 561652032413. The next prime is 561652032479. The reversal of 561652032445 is 544230256165.

It is not a de Polignac number, because 561652032445 - 2⁵ = 561652032413 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 15 ways as a sum of consecutive naturals, for example, 61244274 + ... + 61253443.

It is an arithmetic number, because the mean of its divisors is an integer number (48509096328).

Almost surely, 2^561652032445 is an apocalyptic number.

It is an amenable number.

561652032445 is a deficient number, since it is larger than the sum of its proper divisors (214493508803).

561652032445 is a wasteful number, since it uses less digits than its factorization.

561652032445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122497860.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 561652032445 in words is "five hundred sixty-one billion, six hundred fifty-two million, thirty-two thousand, four hundred forty-five".