10664644419 has 24 divisors (see below), whose sum is σ = 18097580592. Its totient is φ = 5966233920.

The previous prime is 10664644409. The next prime is 10664644423. The reversal of 10664644419 is 91444646601.

It is not a de Polignac number, because 10664644419 - 2²⁹ = 10127773507 is a prime.

It is a super-2 number, since 2×10664644419² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10664644409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4141932 + ... + 4144505.

It is an arithmetic number, because the mean of its divisors is an integer number (754065858).

Almost surely, 2^10664644419 is an apocalyptic number.

10664644419 is a deficient number, since it is larger than the sum of its proper divisors (7432936173).

10664644419 is a wasteful number, since it uses less digits than its factorization.

10664644419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8286467 (or 8286464 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 10664644419 in words is "ten billion, six hundred sixty-four million, six hundred forty-four thousand, four hundred nineteen".