21423577883116 has 6 divisors (see below), whose sum is σ = 37491261295460. Its totient is φ = 10711788941556.

The previous prime is 21423577883051. The next prime is 21423577883119. The reversal of 21423577883116 is 61138877532412.

It is not an unprimeable number, because it can be changed into a prime (21423577883119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2677947235386 + ... + 2677947235393.

Almost surely, 2^{21423577883116} is an apocalyptic number.

It is an amenable number.

21423577883116 is a deficient number, since it is larger than the sum of its proper divisors (16067683412344).

21423577883116 is a wasteful number, since it uses less digits than its factorization.

21423577883116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5355894470783 (or 5355894470781 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 58.

The spelling of 21423577883116 in words is "twenty-one trillion, four hundred twenty-three billion, five hundred seventy-seven million, eight hundred eighty-three thousand, one hundred sixteen".