10144345213646 has 64 divisors (see below), whose sum is σ = 18602719469568. Its totient is φ = 4049781470208.

The previous prime is 10144345213637. The next prime is 10144345213661. The reversal of 10144345213646 is 64631254344101.

It is a super-2 number, since 2×10144345213646² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10144345213597 and 10144345213606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42855011 + ... + 43091073.

It is an arithmetic number, because the mean of its divisors is an integer number (290667491712).

Almost surely, 2^{10144345213646} is an apocalyptic number.

10144345213646 is a deficient number, since it is larger than the sum of its proper divisors (8458374255922).

10144345213646 is a wasteful number, since it uses less digits than its factorization.

10144345213646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237945.

The product of its (nonzero) digits is 829440, while the sum is 44.

Adding to 10144345213646 its reverse (64631254344101), we get a palindrome (74775599557747).

The spelling of 10144345213646 in words is "ten trillion, one hundred forty-four billion, three hundred forty-five million, two hundred thirteen thousand, six hundred forty-six".