565215526116 has 72 divisors (see below), whose sum is σ = 1493178348480. Its totient is φ = 179933206464.

The previous prime is 565215526103. The next prime is 565215526151. The reversal of 565215526116 is 611625512565.

It is a happy number.

565215526116 is a `hidden beast` number, since 5 + 6 + 5 + 2 + 1 + 5 + 526 + 116 = 666.

565215526116 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 an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1590 + ... + 1063218.

Almost surely, 2^565215526116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565215526116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746589174240).

565215526116 is an abundant number, since it is smaller than the sum of its proper divisors (927962822364).

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

565215526116 is a wasteful number, since it uses less digits than its factorization.

565215526116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062305 (or 1062300 counting only the distinct ones).

The product of its digits is 540000, while the sum is 45.

The spelling of 565215526116 in words is "five hundred sixty-five billion, two hundred fifteen million, five hundred twenty-six thousand, one hundred sixteen".