2265516900168 has 64 divisors (see below), whose sum is σ = 5846795550720. Its totient is φ = 730774363200.

The previous prime is 2265516900161. The next prime is 2265516900197. The reversal of 2265516900168 is 8610096155622.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2265516900168.

It is not an unprimeable number, because it can be changed into a prime (2265516900161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16886713 + ... + 17020343.

It is an arithmetic number, because the mean of its divisors is an integer number (91356180480).

Almost surely, 2^{2265516900168} is an apocalyptic number.

It is an amenable number.

2265516900168 is an abundant number, since it is smaller than the sum of its proper divisors (3581278650552).

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

2265516900168 is a wasteful number, since it uses less digits than its factorization.

2265516900168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156458 (or 156454 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 2265516900168 in words is "two trillion, two hundred sixty-five billion, five hundred sixteen million, nine hundred thousand, one hundred sixty-eight".