565404166000 has 80 divisors (see below), whose sum is σ = 1439102489760. Its totient is φ = 214258406400.

The previous prime is 565404165971. The next prime is 565404166003. The reversal of 565404166000 is 661404565.

565404166000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565404166003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7401529 + ... + 7477528.

It is an arithmetic number, because the mean of its divisors is an integer number (17988781122).

Almost surely, 2^565404166000 is an apocalyptic number.

565404166000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

565404166000 is an abundant number, since it is smaller than the sum of its proper divisors (873698323760).

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

565404166000 is a wasteful number, since it uses less digits than its factorization.

565404166000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14879099 (or 14879083 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 565404166000 in words is "five hundred sixty-five billion, four hundred four million, one hundred sixty-six thousand".