2224791971615 has 4 divisors (see below), whose sum is σ = 2669750365944. Its totient is φ = 1779833577288.

The previous prime is 2224791971603. The next prime is 2224791971617. The reversal of 2224791971615 is 5161791974222.

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 2224791971615 - 2¹⁰ = 2224791970591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224791971617) 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, 222479197157 + ... + 222479197166.

It is an arithmetic number, because the mean of its divisors is an integer number (667437591486).

Almost surely, 2^{2224791971615} is an apocalyptic number.

2224791971615 is a deficient number, since it is larger than the sum of its proper divisors (444958394329).

2224791971615 is an equidigital number, since it uses as much as digits as its factorization.

2224791971615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444958394328.

The product of its digits is 3810240, while the sum is 56.

The spelling of 2224791971615 in words is "two trillion, two hundred twenty-four billion, seven hundred ninety-one million, nine hundred seventy-one thousand, six hundred fifteen".