561447225794 has 32 divisors (see below), whose sum is σ = 1039488038400. Its totient is φ = 221474544192.

The previous prime is 561447225793. The next prime is 561447225803. The reversal of 561447225794 is 497522744165.

It is not an unprimeable number, because it can be changed into a prime (561447225793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4356074 + ... + 4483109.

It is an arithmetic number, because the mean of its divisors is an integer number (32484001200).

Almost surely, 2^561447225794 is an apocalyptic number.

561447225794 is a deficient number, since it is larger than the sum of its proper divisors (478040812606).

561447225794 is a wasteful number, since it uses less digits than its factorization.

561447225794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8839554.

The product of its digits is 16934400, while the sum is 56.

The spelling of 561447225794 in words is "five hundred sixty-one billion, four hundred forty-seven million, two hundred twenty-five thousand, seven hundred ninety-four".