10344221140440 has 64 divisors (see below), whose sum is σ = 33853814645760. Its totient is φ = 2507689973120.

The previous prime is 10344221140423. The next prime is 10344221140481. The reversal of 10344221140440 is 4404112244301.

It is a happy number.

It is a super-2 number, since 2×10344221140440² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10344221140398 and 10344221140407.

It is a congruent number.

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, 3918264264 + ... + 3918266903.

It is an arithmetic number, because the mean of its divisors is an integer number (528965853840).

Almost surely, 2^{10344221140440} is an apocalyptic number.

10344221140440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10344221140440 is an abundant number, since it is smaller than the sum of its proper divisors (23509593505320).

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

10344221140440 is a wasteful number, since it uses less digits than its factorization.

10344221140440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836531192 (or 7836531188 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 10344221140440 its reverse (4404112244301), we get a palindrome (14748333384741).

The spelling of 10344221140440 in words is "ten trillion, three hundred forty-four billion, two hundred twenty-one million, one hundred forty thousand, four hundred forty".