32201420432 has 20 divisors (see below), whose sum is σ = 64541641020. Its totient is φ = 15545513088.

The previous prime is 32201420413. The next prime is 32201420441. The reversal of 32201420432 is 23402410223.

It can be written as a sum of positive squares in 2 ways, for example, as 12605900176 + 19595520256 = 112276^2 + 139984^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32201420398 and 32201420407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34699343 + ... + 34700270.

It is an arithmetic number, because the mean of its divisors is an integer number (3227082051).

Almost surely, 2^32201420432 is an apocalyptic number.

It is an amenable number.

32201420432 is an abundant number, since it is smaller than the sum of its proper divisors (32340220588).

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

32201420432 is a wasteful number, since it uses less digits than its factorization.

32201420432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69399650 (or 69399644 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 32201420432 its reverse (23402410223), we get a palindrome (55603830655).

The spelling of 32201420432 in words is "thirty-two billion, two hundred one million, four hundred twenty thousand, four hundred thirty-two".