21314448150 has 48 divisors (see below), whose sum is σ = 53353888704. Its totient is φ = 5630728480.

The previous prime is 21314448143. The next prime is 21314448161. The reversal of 21314448150 is 5184441312.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 647952 + ... + 680051.

It is an arithmetic number, because the mean of its divisors is an integer number (1111539348).

Almost surely, 2^21314448150 is an apocalyptic number.

21314448150 is an abundant number, since it is smaller than the sum of its proper divisors (32039440554).

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

21314448150 is a wasteful number, since it uses less digits than its factorization.

21314448150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328125 (or 1328120 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

Adding to 21314448150 its reverse (5184441312), we get a palindrome (26498889462).

The spelling of 21314448150 in words is "twenty-one billion, three hundred fourteen million, four hundred forty-eight thousand, one hundred fifty".