244442200040 has 64 divisors (see below), whose sum is σ = 551098252800. Its totient is φ = 97580961792.

The previous prime is 244442200027. The next prime is 244442200109. The reversal of 244442200040 is 40002244442.

It is a super-4 number, since 4×244442200040⁴ (a number of 47 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244442199982 and 244442200009.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52307144 + ... + 52311816.

It is an arithmetic number, because the mean of its divisors is an integer number (8610910200).

Almost surely, 2^244442200040 is an apocalyptic number.

244442200040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244442200040 is an abundant number, since it is smaller than the sum of its proper divisors (306656052760).

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

244442200040 is a wasteful number, since it uses less digits than its factorization.

244442200040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7026 (or 7022 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 244442200040 its reverse (40002244442), we get a palindrome (284444444482).

The spelling of 244442200040 in words is "two hundred forty-four billion, four hundred forty-two million, two hundred thousand, forty".