224052155421 has 8 divisors (see below), whose sum is σ = 300284064000. Its totient is φ = 148594175232.

The previous prime is 224052155419. The next prime is 224052155443. The reversal of 224052155421 is 124551250422.

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

It is not a de Polignac number, because 224052155421 - 2¹ = 224052155419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224052155021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193481421 + ... + 193482578.

It is an arithmetic number, because the mean of its divisors is an integer number (37535508000).

Almost surely, 2^224052155421 is an apocalyptic number.

It is an amenable number.

224052155421 is a deficient number, since it is larger than the sum of its proper divisors (76231908579).

224052155421 is a wasteful number, since it uses less digits than its factorization.

224052155421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386964195.

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 224052155421 in words is "two hundred twenty-four billion, fifty-two million, one hundred fifty-five thousand, four hundred twenty-one".