244557755442 has 256 divisors, whose sum is σ = 749410099200. Its totient is φ = 57050023680.

The previous prime is 244557755441. The next prime is 244557755483.

244557755442 is a `hidden beast` number, since 2 + 4 + 45 + 5 + 7 + 7 + 554 + 42 = 666.

244557755442 is nontrivially palindromic in base 10.

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

It is not an unprimeable number, because it can be changed into a prime (244557755441) 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, 1938859 + ... + 2061137.

It is an arithmetic number, because the mean of its divisors is an integer number (2927383200).

Almost surely, 2^244557755442 is an apocalyptic number.

244557755442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 244557755442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (374705049600).

244557755442 is an abundant number, since it is smaller than the sum of its proper divisors (504852343758).

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

244557755442 is a wasteful number, since it uses less digits than its factorization.

244557755442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122358 (or 122352 counting only the distinct ones).

The product of its digits is 31360000, while the sum is 54.

It can be divided in two parts, 244557 and 755442, that added together give a palindrome (999999).

The spelling of 244557755442 in words is "two hundred forty-four billion, five hundred fifty-seven million, seven hundred fifty-five thousand, four hundred forty-two".