10922019646 has 4 divisors (see below), whose sum is σ = 16383029472. Its totient is φ = 5461009822.

The previous prime is 10922019629. The next prime is 10922019649. The reversal of 10922019646 is 64691022901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64691022901 = 19 ⋅3404790679.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 10922019599 and 10922019608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10922019649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2730504910 + ... + 2730504913.

It is an arithmetic number, because the mean of its divisors is an integer number (4095757368).

Almost surely, 2^10922019646 is an apocalyptic number.

10922019646 is a deficient number, since it is larger than the sum of its proper divisors (5461009826).

10922019646 is an equidigital number, since it uses as much as digits as its factorization.

10922019646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461009825.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 10922019646 in words is "ten billion, nine hundred twenty-two million, nineteen thousand, six hundred forty-six".