244068685920 has 192 divisors, whose sum is σ = 854468879040. Its totient is φ = 65067577344.

The previous prime is 244068685841. The next prime is 244068685933. The reversal of 244068685920 is 29586860442.

244068685920 is a `hidden beast` number, since 2 + 4 + 40 + 6 + 8 + 6 + 8 + 592 + 0 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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

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, 29341602 + ... + 29349918.

It is an arithmetic number, because the mean of its divisors is an integer number (4450358745).

Almost surely, 2^244068685920 is an apocalyptic number.

244068685920 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 244068685920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (427234439520).

244068685920 is an abundant number, since it is smaller than the sum of its proper divisors (610400193120).

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

244068685920 is a wasteful number, since it uses less digits than its factorization.

244068685920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15134 (or 15120 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 244068685920 in words is "two hundred forty-four billion, sixty-eight million, six hundred eighty-five thousand, nine hundred twenty".