14644406645 has 32 divisors (see below), whose sum is σ = 20344348800. Its totient is φ = 10001367040.

The previous prime is 14644406633. The next prime is 14644406657. The reversal of 14644406645 is 54660444641.

It is an interprime number because it is at equal distance from previous prime (14644406633) and next prime (14644406657).

It is not a de Polignac number, because 14644406645 - 2¹⁴ = 14644390261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14644406596 and 14644406605.

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, 402374 + ... + 437256.

It is an arithmetic number, because the mean of its divisors is an integer number (635760900).

Almost surely, 2^14644406645 is an apocalyptic number.

It is an amenable number.

14644406645 is a deficient number, since it is larger than the sum of its proper divisors (5699942155).

14644406645 is a wasteful number, since it uses less digits than its factorization.

14644406645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35365.

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 14644406645 in words is "fourteen billion, six hundred forty-four million, four hundred six thousand, six hundred forty-five".