561362430336 has 64 divisors (see below), whose sum is σ = 1542536881200. Its totient is φ = 180668364800.

The previous prime is 561362430331. The next prime is 561362430427. The reversal of 561362430336 is 633034263165.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561362430331) 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, 25193715 + ... + 25215986.

Almost surely, 2^561362430336 is an apocalyptic number.

It is an amenable number.

561362430336 is an abundant number, since it is smaller than the sum of its proper divisors (981174450864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561362430336 is a wasteful number, since it uses less digits than its factorization.

561362430336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50409747 (or 50409735 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 42.

The spelling of 561362430336 in words is "five hundred sixty-one billion, three hundred sixty-two million, four hundred thirty thousand, three hundred thirty-six".