32164730220 has 48 divisors (see below), whose sum is σ = 102927138048. Its totient is φ = 7351938240.

The previous prime is 32164730219. The next prime is 32164730237. The reversal of 32164730220 is 2203746123.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 38290926 + ... + 38291765.

It is an arithmetic number, because the mean of its divisors is an integer number (2144315376).

Almost surely, 2^32164730220 is an apocalyptic number.

32164730220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32164730220 is an abundant number, since it is smaller than the sum of its proper divisors (70762407828).

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

32164730220 is a wasteful number, since it uses less digits than its factorization.

32164730220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76582710 (or 76582708 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The spelling of 32164730220 in words is "thirty-two billion, one hundred sixty-four million, seven hundred thirty thousand, two hundred twenty".