21846347202 has 8 divisors (see below), whose sum is σ = 43692694416. Its totient is φ = 7282115732.

The previous prime is 21846347197. The next prime is 21846347203. The reversal of 21846347202 is 20274364812.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

21846347202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (21846347203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1820528928 + ... + 1820528939.

It is an arithmetic number, because the mean of its divisors is an integer number (5461586802).

Almost surely, 2^21846347202 is an apocalyptic number.

21846347202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21846347202 is a wasteful number, since it uses less digits than its factorization.

21846347202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3641057872.

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 21846347202 in words is "twenty-one billion, eight hundred forty-six million, three hundred forty-seven thousand, two hundred two".