244503165420 has 288 divisors, whose sum is σ = 776934587520. Its totient is φ = 62183116800.

The previous prime is 244503165371. The next prime is 244503165503. The reversal of 244503165420 is 24561305442.

244503165420 is a `hidden beast` number, since 2 + 4 + 450 + 3 + 165 + 42 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 69282216 + ... + 69285744.

It is an arithmetic number, because the mean of its divisors is an integer number (2697689540).

Almost surely, 2^244503165420 is an apocalyptic number.

244503165420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244503165420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388467293760).

244503165420 is an abundant number, since it is smaller than the sum of its proper divisors (532431422100).

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

244503165420 is a wasteful number, since it uses less digits than its factorization.

244503165420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785 (or 3780 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 244503165420 in words is "two hundred forty-four billion, five hundred three million, one hundred sixty-five thousand, four hundred twenty".