32153322740 has 216 divisors, whose sum is σ = 86747988096. Its totient is φ = 9974025600.

The previous prime is 32153322739. The next prime is 32153322769. The reversal of 32153322740 is 4722335123.

It is a happy number.

It is a super-2 number, since 2×32153322740² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 32153322697 and 32153322706.

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, 31186025 + ... + 31187055.

It is an arithmetic number, because the mean of its divisors is an integer number (401611056).

Almost surely, 2^32153322740 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 32153322740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43373994048).

32153322740 is an abundant number, since it is smaller than the sum of its proper divisors (54594665356).

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

32153322740 is a wasteful number, since it uses less digits than its factorization.

32153322740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339 (or 1319 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 32.

Adding to 32153322740 its reverse (4722335123), we get a palindrome (36875657863).

The spelling of 32153322740 in words is "thirty-two billion, one hundred fifty-three million, three hundred twenty-two thousand, seven hundred forty".