224155050247 has 4 divisors (see below), whose sum is σ = 237340641456. Its totient is φ = 210969459040.

The previous prime is 224155050187. The next prime is 224155050253. The reversal of 224155050247 is 742050551422.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224155050247 is a prime.

It is a super-2 number, since 2×224155050247² (a number of 24 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 (224155050547) 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, 6592795579 + ... + 6592795612.

It is an arithmetic number, because the mean of its divisors is an integer number (59335160364).

Almost surely, 2^224155050247 is an apocalyptic number.

224155050247 is a deficient number, since it is larger than the sum of its proper divisors (13185591209).

224155050247 is a wasteful number, since it uses less digits than its factorization.

224155050247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13185591208.

The product of its (nonzero) digits is 112000, while the sum is 37.

The spelling of 224155050247 in words is "two hundred twenty-four billion, one hundred fifty-five million, fifty thousand, two hundred forty-seven".