32538402016 has 48 divisors (see below), whose sum is σ = 67963631904. Its totient is φ = 15281618944.

The previous prime is 32538402011. The next prime is 32538402031. The reversal of 32538402016 is 61020483523.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32538402011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214176 + ... + 333088.

It is an arithmetic number, because the mean of its divisors is an integer number (1415908998).

Almost surely, 2^32538402016 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 32538402016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33981815952).

32538402016 is an abundant number, since it is smaller than the sum of its proper divisors (35425229888).

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

32538402016 is a wasteful number, since it uses less digits than its factorization.

32538402016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119443 (or 119435 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 32538402016 its reverse (61020483523), we get a palindrome (93558885539).

The spelling of 32538402016 in words is "thirty-two billion, five hundred thirty-eight million, four hundred two thousand, sixteen".