224561537632261 has 8 divisors (see below), whose sum is σ = 229391735650560. Its totient is φ = 219765475289472.

The previous prime is 224561537632217. The next prime is 224561537632279. The reversal of 224561537632261 is 162236735165422.

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 224561537632261 - 2¹³ = 224561537624069 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 (224561537632661) 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, 8533905580 + ... + 8533931893.

It is an arithmetic number, because the mean of its divisors is an integer number (28673966956320).

Almost surely, 2^{224561537632261} is an apocalyptic number.

It is an amenable number.

224561537632261 is a deficient number, since it is larger than the sum of its proper divisors (4830198018299).

224561537632261 is a wasteful number, since it uses less digits than its factorization.

224561537632261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17067837755.

The product of its digits is 21772800, while the sum is 55.

The spelling of 224561537632261 in words is "two hundred twenty-four trillion, five hundred sixty-one billion, five hundred thirty-seven million, six hundred thirty-two thousand, two hundred sixty-one".