561098650479 has 8 divisors (see below), whose sum is σ = 754752167472. Its totient is φ = 370755450240.

The previous prime is 561098650451. The next prime is 561098650493. The reversal of 561098650479 is 974056890165.

561098650479 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 561098650479 - 2⁷ = 561098650351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561098650429) 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, 827578792 + ... + 827579469.

It is an arithmetic number, because the mean of its divisors is an integer number (94344020934).

Almost surely, 2^561098650479 is an apocalyptic number.

561098650479 is a deficient number, since it is larger than the sum of its proper divisors (193653516993).

561098650479 is a wasteful number, since it uses less digits than its factorization.

561098650479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655158377.

The product of its (nonzero) digits is 16329600, while the sum is 60.

The spelling of 561098650479 in words is "five hundred sixty-one billion, ninety-eight million, six hundred fifty thousand, four hundred seventy-nine".