561769623160 has 64 divisors (see below), whose sum is σ = 1267341667200. Its totient is φ = 224111010816.

The previous prime is 561769623109. The next prime is 561769623203. The reversal of 561769623160 is 61326967165.

It is a junction number, because it is equal to n+sod(n) for n = 561769623098 and 561769623107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44237932 + ... + 44250628.

It is an arithmetic number, because the mean of its divisors is an integer number (19802213550).

Almost surely, 2^561769623160 is an apocalyptic number.

It is an amenable number.

561769623160 is an abundant number, since it is smaller than the sum of its proper divisors (705572044040).

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

561769623160 is a wasteful number, since it uses less digits than its factorization.

561769623160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15560 (or 15556 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 561769623160 in words is "five hundred sixty-one billion, seven hundred sixty-nine million, six hundred twenty-three thousand, one hundred sixty".