561248674023 has 4 divisors (see below), whose sum is σ = 748331565368. Its totient is φ = 374165782680.

The previous prime is 561248673901. The next prime is 561248674061. The reversal of 561248674023 is 320476842165.

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

It is not a de Polignac number, because 561248674023 - 2⁸ = 561248673767 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 (561248673023) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 93541445668 + ... + 93541445673.

It is an arithmetic number, because the mean of its divisors is an integer number (187082891342).

Almost surely, 2^561248674023 is an apocalyptic number.

561248674023 is a deficient number, since it is larger than the sum of its proper divisors (187082891345).

561248674023 is a wasteful number, since it uses less digits than its factorization.

561248674023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187082891344.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 561248674023 in words is "five hundred sixty-one billion, two hundred forty-eight million, six hundred seventy-four thousand, twenty-three".