223703227638072 has 512 divisors, whose sum is σ = 778690473523200. Its totient is φ = 57934022750208.

The previous prime is 223703227638071. The next prime is 223703227638073. The reversal of 223703227638072 is 270836722307322.

223703227638072 is a `hidden beast` number, since 2 + 2 + 37 + 0 + 3 + 227 + 6 + 380 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (223703227638071) and next prime (223703227638073).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223703227638071) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 325376178 + ... + 326062974.

It is an arithmetic number, because the mean of its divisors is an integer number (1520879831100).

Almost surely, 2^{223703227638072} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223703227638072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (389345236761600).

223703227638072 is an abundant number, since it is smaller than the sum of its proper divisors (554987245885128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223703227638072 is a wasteful number, since it uses less digits than its factorization.

223703227638072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687132 (or 687122 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 54.

The spelling of 223703227638072 in words is "two hundred twenty-three trillion, seven hundred three billion, two hundred twenty-seven million, six hundred thirty-eight thousand, seventy-two".