10919212907643 has 24 divisors (see below), whose sum is σ = 15867105666048. Its totient is φ = 7235673562032.

The previous prime is 10919212907627. The next prime is 10919212907711. The reversal of 10919212907643 is 34670921291901.

10919212907643 is a `hidden beast` number, since 109 + 192 + 1 + 290 + 7 + 64 + 3 = 666.

It is not a de Polignac number, because 10919212907643 - 2⁴ = 10919212907627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10919212907643.

It is not an unprimeable number, because it can be changed into a prime (10919212907143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64067446 + ... + 64237652.

It is an arithmetic number, because the mean of its divisors is an integer number (661129402752).

Almost surely, 2^{10919212907643} is an apocalyptic number.

10919212907643 is a deficient number, since it is larger than the sum of its proper divisors (4947892758405).

10919212907643 is a wasteful number, since it uses less digits than its factorization.

10919212907643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213063 (or 213060 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 54.

The spelling of 10919212907643 in words is "ten trillion, nine hundred nineteen billion, two hundred twelve million, nine hundred seven thousand, six hundred forty-three".