10344640162543 has 16 divisors (see below), whose sum is σ = 10900848134880. Its totient is φ = 9789609659904.

The previous prime is 10344640162541. The next prime is 10344640162553. The reversal of 10344640162543 is 34526104644301.

10344640162543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10344640162543 - 2¹ = 10344640162541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10344640162543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10344640162541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217698555 + ... + 217746067.

It is an arithmetic number, because the mean of its divisors is an integer number (681303008430).

Almost surely, 2^{10344640162543} is an apocalyptic number.

10344640162543 is a deficient number, since it is larger than the sum of its proper divisors (556207972337).

10344640162543 is a wasteful number, since it uses less digits than its factorization.

10344640162543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59658.

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 10344640162543 in words is "ten trillion, three hundred forty-four billion, six hundred forty million, one hundred sixty-two thousand, five hundred forty-three".