4244001320040 has 32 divisors (see below), whose sum is σ = 12732003960480. Its totient is φ = 1131733685312.

The previous prime is 4244001319993. The next prime is 4244001320071. The reversal of 4244001320040 is 400231004424.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17683338714 + ... + 17683338953.

It is an arithmetic number, because the mean of its divisors is an integer number (397875123765).

Almost surely, 2^{4244001320040} is an apocalyptic number.

4244001320040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4244001320040 is an abundant number, since it is smaller than the sum of its proper divisors (8488002640440).

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

4244001320040 is a wasteful number, since it uses less digits than its factorization.

4244001320040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35366677681 (or 35366677677 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 4244001320040 its reverse (400231004424), we get a palindrome (4644232324464).

The spelling of 4244001320040 in words is "four trillion, two hundred forty-four billion, one million, three hundred twenty thousand, forty".