565196117550 has 24 divisors (see below), whose sum is σ = 1401686371896. Its totient is φ = 150718964640.

The previous prime is 565196117527. The next prime is 565196117561. The reversal of 565196117550 is 55711691565.

It is a junction number, because it is equal to n+sod(n) for n = 565196117493 and 565196117502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1883986909 + ... + 1883987208.

It is an arithmetic number, because the mean of its divisors is an integer number (58403598829).

Almost surely, 2^565196117550 is an apocalyptic number.

565196117550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

565196117550 is an abundant number, since it is smaller than the sum of its proper divisors (836490254346).

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

565196117550 is a wasteful number, since it uses less digits than its factorization.

565196117550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3767974132 (or 3767974127 counting only the distinct ones).

The product of its (nonzero) digits is 1417500, while the sum is 51.

The spelling of 565196117550 in words is "five hundred sixty-five billion, one hundred ninety-six million, one hundred seventeen thousand, five hundred fifty".