21842371350 has 36 divisors (see below), whose sum is σ = 58683172236. Its totient is φ = 5824632240.

The previous prime is 21842371349. The next prime is 21842371387. The reversal of 21842371350 is 5317324812.

21842371350 is a `hidden beast` number, since 218 + 4 + 23 + 71 + 350 = 666.

21842371350 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 24268852 + ... + 24269751.

Almost surely, 2^21842371350 is an apocalyptic number.

21842371350 is an abundant number, since it is smaller than the sum of its proper divisors (36840800886).

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

21842371350 is a wasteful number, since it uses less digits than its factorization.

21842371350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48538621 (or 48538613 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 21842371350 in words is "twenty-one billion, eight hundred forty-two million, three hundred seventy-one thousand, three hundred fifty".