244402024442 has 4 divisors (see below), whose sum is σ = 366603036666. Its totient is φ = 122201012220.

The previous prime is 244402024439. The next prime is 244402024453. The reversal of 244402024442 is 244420204442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 244420204442 = 2 ⋅122210102221.

It can be written as a sum of positive squares in only one way, i.e., 244301844361 + 100180081 = 494269^2 + 10009^2 .

It is a super-2 number, since 2×244402024442² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244402024399 and 244402024408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61100506109 + ... + 61100506112.

Almost surely, 2^244402024442 is an apocalyptic number.

244402024442 is a deficient number, since it is larger than the sum of its proper divisors (122201012224).

244402024442 is a wasteful number, since it uses less digits than its factorization.

244402024442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122201012223.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 244402024442 its reverse (244420204442), we get a palindrome (488822228884).

The spelling of 244402024442 in words is "two hundred forty-four billion, four hundred two million, twenty-four thousand, four hundred forty-two".