32216402036 has 96 divisors (see below), whose sum is σ = 74090784768. Its totient is φ = 11907181440.

The previous prime is 32216401999. The next prime is 32216402047. The reversal of 32216402036 is 63020461223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315251 + ... + 404741.

It is an arithmetic number, because the mean of its divisors is an integer number (771779008).

Almost surely, 2^32216402036 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 32216402036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37045392384).

32216402036 is an abundant number, since it is smaller than the sum of its proper divisors (41874382732).

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

32216402036 is a wasteful number, since it uses less digits than its factorization.

32216402036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89581 (or 89579 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 32216402036 its reverse (63020461223), we get a palindrome (95236863259).

The spelling of 32216402036 in words is "thirty-two billion, two hundred sixteen million, four hundred two thousand, thirty-six".