32323030440440 has 64 divisors (see below), whose sum is σ = 72766932336000. Its totient is φ = 12922082616960.

The previous prime is 32323030440439. The next prime is 32323030440499. The reversal of 32323030440440 is 4404403032323.

It is a super-2 number, since 2×32323030440440² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32323030440397 and 32323030440406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 690359351 + ... + 690406169.

It is an arithmetic number, because the mean of its divisors is an integer number (1136983317750).

Almost surely, 2^{32323030440440} is an apocalyptic number.

It is an amenable number.

32323030440440 is an abundant number, since it is smaller than the sum of its proper divisors (40443901895560).

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

32323030440440 is a wasteful number, since it uses less digits than its factorization.

32323030440440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55980 (or 55976 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 32323030440440 its reverse (4404403032323), we get a palindrome (36727433472763).

The spelling of 32323030440440 in words is "thirty-two trillion, three hundred twenty-three billion, thirty million, four hundred forty thousand, four hundred forty".