10140421044344 has 8 divisors (see below), whose sum is σ = 19013289458160. Its totient is φ = 5070210522168.

The previous prime is 10140421044317. The next prime is 10140421044359. The reversal of 10140421044344 is 44344012404101.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10140421044344² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10140421044344.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633776315264 + ... + 633776315279.

It is an arithmetic number, because the mean of its divisors is an integer number (2376661182270).

Almost surely, 2^{10140421044344} is an apocalyptic number.

It is an amenable number.

10140421044344 is a deficient number, since it is larger than the sum of its proper divisors (8872868413816).

10140421044344 is a wasteful number, since it uses less digits than its factorization.

10140421044344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267552630549 (or 1267552630545 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 10140421044344 its reverse (44344012404101), we get a palindrome (54484433448445).

The spelling of 10140421044344 in words is "ten trillion, one hundred forty billion, four hundred twenty-one million, forty-four thousand, three hundred forty-four".