32140432345 has 16 divisors (see below), whose sum is σ = 45103386240. Its totient is φ = 21526614144.

The previous prime is 32140432343. The next prime is 32140432397. The reversal of 32140432345 is 54323404123.

It is a happy number.

It is not a de Polignac number, because 32140432345 - 2¹ = 32140432343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32140432343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10676380 + ... + 10679389.

It is an arithmetic number, because the mean of its divisors is an integer number (2818961640).

Almost surely, 2^32140432345 is an apocalyptic number.

32140432345 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

32140432345 is a deficient number, since it is larger than the sum of its proper divisors (12962953895).

32140432345 is a wasteful number, since it uses less digits than its factorization.

32140432345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21355824.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 32140432345 its reverse (54323404123), we get a palindrome (86463836468).

The spelling of 32140432345 in words is "thirty-two billion, one hundred forty million, four hundred thirty-two thousand, three hundred forty-five".