32061321600 has 576 divisors, whose sum is σ = 132690673920. Its totient is φ = 6660403200.

The previous prime is 32061321469. The next prime is 32061321623. The reversal of 32061321600 is 612316023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8129229 + ... + 8133171.

Almost surely, 2^32061321600 is an apocalyptic number.

32061321600 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32061321600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66345336960).

32061321600 is an abundant number, since it is smaller than the sum of its proper divisors (100629352320).

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

32061321600 is a wasteful number, since it uses less digits than its factorization.

32061321600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3999 (or 3971 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 32061321600 its reverse (612316023), we get a palindrome (32673637623).

The spelling of 32061321600 in words is "thirty-two billion, sixty-one million, three hundred twenty-one thousand, six hundred".