561411623101 has 8 divisors (see below), whose sum is σ = 652488085440. Its totient is φ = 473053861248.

The previous prime is 561411623029. The next prime is 561411623141. The reversal of 561411623101 is 101326114165.

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 561411623101 - 2²⁹ = 560874752189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561411623141) 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, 679674676 + ... + 679675501.

It is an arithmetic number, because the mean of its divisors is an integer number (81561010680).

Almost surely, 2^561411623101 is an apocalyptic number.

It is an amenable number.

561411623101 is a deficient number, since it is larger than the sum of its proper divisors (91076462339).

561411623101 is a wasteful number, since it uses less digits than its factorization.

561411623101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359350243.

The product of its (nonzero) digits is 4320, while the sum is 31.

Adding to 561411623101 its reverse (101326114165), we get a palindrome (662737737266).

The spelling of 561411623101 in words is "five hundred sixty-one billion, four hundred eleven million, six hundred twenty-three thousand, one hundred one".