32203232040 has 64 divisors (see below), whose sum is σ = 110411084160. Its totient is φ = 7360738560.

The previous prime is 32203232021. The next prime is 32203232053. The reversal of 32203232040 is 4023230223.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 32203231998 and 32203232016.

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, 19167751 + ... + 19169430.

It is an arithmetic number, because the mean of its divisors is an integer number (1725173190).

Almost surely, 2^32203232040 is an apocalyptic number.

32203232040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32203232040 is an abundant number, since it is smaller than the sum of its proper divisors (78207852120).

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

32203232040 is a wasteful number, since it uses less digits than its factorization.

32203232040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38337202 (or 38337198 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 32203232040 its reverse (4023230223), we get a palindrome (36226462263).

The spelling of 32203232040 in words is "thirty-two billion, two hundred three million, two hundred thirty-two thousand, forty".