32400421440332 has 48 divisors (see below), whose sum is σ = 64129508459520. Its totient is φ = 14190147172800.

The previous prime is 32400421440329. The next prime is 32400421440451. The reversal of 32400421440332 is 23304412400423.

It is a super-2 number, since 2×32400421440332² (a number of 28 digits) contains 22 as substring.

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, 51552218 + ... + 52176929.

It is an arithmetic number, because the mean of its divisors is an integer number (1336031426240).

Almost surely, 2^{32400421440332} is an apocalyptic number.

It is an amenable number.

32400421440332 is a deficient number, since it is larger than the sum of its proper divisors (31729087019188).

32400421440332 is a wasteful number, since it uses less digits than its factorization.

32400421440332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103729422 (or 103729420 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 32400421440332 its reverse (23304412400423), we get a palindrome (55704833840755).

The spelling of 32400421440332 in words is "thirty-two trillion, four hundred billion, four hundred twenty-one million, four hundred forty thousand, three hundred thirty-two".