2272144404767 has 4 divisors (see below), whose sum is σ = 2272164345936. Its totient is φ = 2272124463600.

The previous prime is 2272144404763. The next prime is 2272144404797. The reversal of 2272144404767 is 7674044412722.

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 2272144404767 - 2² = 2272144404763 is a prime.

It is a super-2 number, since 2×2272144404767² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272144404763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9798683 + ... + 10027884.

It is an arithmetic number, because the mean of its divisors is an integer number (568041086484).

Almost surely, 2^{2272144404767} is an apocalyptic number.

2272144404767 is a deficient number, since it is larger than the sum of its proper divisors (19941169).

2272144404767 is a wasteful number, since it uses less digits than its factorization.

2272144404767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19941168.

The product of its (nonzero) digits is 4214784, while the sum is 50.

The spelling of 2272144404767 in words is "two trillion, two hundred seventy-two billion, one hundred forty-four million, four hundred four thousand, seven hundred sixty-seven".