2221177264385 has 8 divisors (see below), whose sum is σ = 2665450798080. Its totient is φ = 1776916424304.

The previous prime is 2221177264321. The next prime is 2221177264391. The reversal of 2221177264385 is 5834627711222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2221177264385 - 2⁶ = 2221177264321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2784095 + ... + 3491924.

It is an arithmetic number, because the mean of its divisors is an integer number (333181349760).

Almost surely, 2^{2221177264385} is an apocalyptic number.

It is an amenable number.

2221177264385 is a deficient number, since it is larger than the sum of its proper divisors (444273533695).

2221177264385 is an equidigital number, since it uses as much as digits as its factorization.

2221177264385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6346807.

The product of its digits is 2257920, while the sum is 50.

The spelling of 2221177264385 in words is "two trillion, two hundred twenty-one billion, one hundred seventy-seven million, two hundred sixty-four thousand, three hundred eighty-five".