221410667160463 has 4 divisors (see below), whose sum is σ = 241538909629608. Its totient is φ = 201282424691320.

The previous prime is 221410667160437. The next prime is 221410667160467. The reversal of 221410667160463 is 364061766014122.

221410667160463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 221410667160463 - 2¹³ = 221410667152271 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221410667160467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10064121234556 + ... + 10064121234577.

It is an arithmetic number, because the mean of its divisors is an integer number (60384727407402).

Almost surely, 2^{221410667160463} is an apocalyptic number.

221410667160463 is a deficient number, since it is larger than the sum of its proper divisors (20128242469145).

221410667160463 is a wasteful number, since it uses less digits than its factorization.

221410667160463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20128242469144.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 221410667160463 in words is "two hundred twenty-one trillion, four hundred ten billion, six hundred sixty-seven million, one hundred sixty thousand, four hundred sixty-three".