32340121400 has 96 divisors (see below), whose sum is σ = 78064311600. Its totient is φ = 12444902400.

The previous prime is 32340121279. The next prime is 32340121403. The reversal of 32340121400 is 412104323.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32340121403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1619879 + ... + 1639721.

Almost surely, 2^32340121400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32340121400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39032155800).

32340121400 is an abundant number, since it is smaller than the sum of its proper divisors (45724190200).

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

32340121400 is a wasteful number, since it uses less digits than its factorization.

32340121400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20169 (or 20160 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 32340121400 its reverse (412104323), we get a palindrome (32752225723).

The spelling of 32340121400 in words is "thirty-two billion, three hundred forty million, one hundred twenty-one thousand, four hundred".