561045456614 has 4 divisors (see below), whose sum is σ = 841568184924. Its totient is φ = 280522728306.

The previous prime is 561045456599. The next prime is 561045456661. The reversal of 561045456614 is 416654540165.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140261364152 + ... + 140261364155.

It is an arithmetic number, because the mean of its divisors is an integer number (210392046231).

Almost surely, 2^561045456614 is an apocalyptic number.

561045456614 is a deficient number, since it is larger than the sum of its proper divisors (280522728310).

561045456614 is a wasteful number, since it uses less digits than its factorization.

561045456614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280522728309.

The product of its (nonzero) digits is 1728000, while the sum is 47.

Adding to 561045456614 its reverse (416654540165), we get a palindrome (977699996779).

The spelling of 561045456614 in words is "five hundred sixty-one billion, forty-five million, four hundred fifty-six thousand, six hundred fourteen".