244820028442 has 16 divisors (see below), whose sum is σ = 400800742272. Its totient is φ = 111230122720.

The previous prime is 244820028391. The next prime is 244820028461.

It is a happy number.

244820028442 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 244820028395 and 244820028404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2536978 + ... + 2631709.

It is an arithmetic number, because the mean of its divisors is an integer number (25050046392).

Almost surely, 2^244820028442 is an apocalyptic number.

244820028442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

244820028442 is a deficient number, since it is larger than the sum of its proper divisors (155980713830).

244820028442 is a wasteful number, since it uses less digits than its factorization.

244820028442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5170853.

The product of its (nonzero) digits is 262144, while the sum is 40.

The spelling of 244820028442 in words is "two hundred forty-four billion, eight hundred twenty million, twenty-eight thousand, four hundred forty-two".