10919212907644 has 12 divisors (see below), whose sum is σ = 19176624805968. Its totient is φ = 5440177248800.

The previous prime is 10919212907627. The next prime is 10919212907711. The reversal of 10919212907644 is 44670921291901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4857299992 + ... + 4857302239.

It is an arithmetic number, because the mean of its divisors is an integer number (1598052067164).

Almost surely, 2^{10919212907644} is an apocalyptic number.

It is an amenable number.

10919212907644 is a deficient number, since it is larger than the sum of its proper divisors (8257411898324).

10919212907644 is a wasteful number, since it uses less digits than its factorization.

10919212907644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9714602516 (or 9714602514 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 55.

The spelling of 10919212907644 in words is "ten trillion, nine hundred nineteen billion, two hundred twelve million, nine hundred seven thousand, six hundred forty-four".