21736147061150 has 24 divisors (see below), whose sum is σ = 42807423743280. Its totient is φ = 8183020069760.

The previous prime is 21736147061113. The next prime is 21736147061171. The reversal of 21736147061150 is 5116074163712.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 12785968010 + ... + 12785969709.

It is an arithmetic number, because the mean of its divisors is an integer number (1783642655970).

Almost surely, 2^{21736147061150} is an apocalyptic number.

21736147061150 is a deficient number, since it is larger than the sum of its proper divisors (21071276682130).

21736147061150 is a wasteful number, since it uses less digits than its factorization.

21736147061150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25571937748 (or 25571937743 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 21736147061150 in words is "twenty-one trillion, seven hundred thirty-six billion, one hundred forty-seven million, sixty-one thousand, one hundred fifty".