32940400000 has 96 divisors (see below), whose sum is σ = 82025062560. Its totient is φ = 13176000000.

The previous prime is 32940399991. The next prime is 32940400007. The reversal of 32940400000 is 404923.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32940400007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 358825 + ... + 441175.

It is an arithmetic number, because the mean of its divisors is an integer number (854427735).

Almost surely, 2^32940400000 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 32940400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41012531280).

32940400000 is an abundant number, since it is smaller than the sum of its proper divisors (49084662560).

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

32940400000 is an frugal number, since it uses more digits than its factorization.

32940400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82390 (or 82358 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 32940400000 its reverse (404923), we get a palindrome (32940804923).

The spelling of 32940400000 in words is "thirty-two billion, nine hundred forty million, four hundred thousand".