21633350465706 has 32 divisors (see below), whose sum is σ = 49554456649728. Its totient is φ = 6167607470640.

The previous prime is 21633350465581. The next prime is 21633350465717. The reversal of 21633350465706 is 60756405333612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556222210 + ... + 556261101.

It is an arithmetic number, because the mean of its divisors is an integer number (1548576770304).

Almost surely, 2^{21633350465706} is an apocalyptic number.

21633350465706 is an abundant number, since it is smaller than the sum of its proper divisors (27921106184022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21633350465706 is a wasteful number, since it uses less digits than its factorization.

21633350465706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112483786.

The product of its (nonzero) digits is 8164800, while the sum is 51.

The spelling of 21633350465706 in words is "twenty-one trillion, six hundred thirty-three billion, three hundred fifty million, four hundred sixty-five thousand, seven hundred six".