244531222272 has 288 divisors, whose sum is σ = 730738176000. Its totient is φ = 80657068032.

The previous prime is 244531222259. The next prime is 244531222301. The reversal of 244531222272 is 272222135442.

244531222272 is a `hidden beast` number, since 2 + 445 + 3 + 122 + 22 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 402851793 + ... + 402852399.

Almost surely, 2^244531222272 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 244531222272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365369088000).

244531222272 is an abundant number, since it is smaller than the sum of its proper divisors (486206953728).

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

244531222272 is a wasteful number, since it uses less digits than its factorization.

244531222272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148 (or 1128 counting only the distinct ones).

The product of its digits is 107520, while the sum is 36.

The spelling of 244531222272 in words is "two hundred forty-four billion, five hundred thirty-one million, two hundred twenty-two thousand, two hundred seventy-two".