220067645465 has 16 divisors (see below), whose sum is σ = 265425888000. Its totient is φ = 175158752832.

The previous prime is 220067645449. The next prime is 220067645467. The reversal of 220067645465 is 564546760022.

It is a cyclic number.

It is not a de Polignac number, because 220067645465 - 2⁴ = 220067645449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220067645467) 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, 1533164 + ... + 1670546.

It is an arithmetic number, because the mean of its divisors is an integer number (16589118000).

Almost surely, 2^220067645465 is an apocalyptic number.

It is an amenable number.

220067645465 is a deficient number, since it is larger than the sum of its proper divisors (45358242535).

220067645465 is a wasteful number, since it uses less digits than its factorization.

220067645465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139016.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 220067645465 in words is "two hundred twenty billion, sixty-seven million, six hundred forty-five thousand, four hundred sixty-five".