10644740054513 has 16 divisors (see below), whose sum is σ = 11206270760256. Its totient is φ = 10098465410880.

The previous prime is 10644740054479. The next prime is 10644740054537. The reversal of 10644740054513 is 31545004744601.

It is a cyclic number.

It is not a de Polignac number, because 10644740054513 - 2¹⁶ = 10644739988977 is a prime.

It is a super-2 number, since 2×10644740054513² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10644740054413) 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, 4950206 + ... + 6767127.

It is an arithmetic number, because the mean of its divisors is an integer number (700391922516).

Almost surely, 2^{10644740054513} is an apocalyptic number.

It is an amenable number.

10644740054513 is a deficient number, since it is larger than the sum of its proper divisors (561530705743).

10644740054513 is a wasteful number, since it uses less digits than its factorization.

10644740054513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11717984.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 10644740054513 in words is "ten trillion, six hundred forty-four billion, seven hundred forty million, fifty-four thousand, five hundred thirteen".