32201023655 has 4 divisors (see below), whose sum is σ = 38641228392. Its totient is φ = 25760818920.

The previous prime is 32201023627. The next prime is 32201023709. The reversal of 32201023655 is 55632010223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55632010223 = 45317 ⋅1227619.

It is not a de Polignac number, because 32201023655 - 2¹⁰ = 32201022631 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 3220102361 + ... + 3220102370.

It is an arithmetic number, because the mean of its divisors is an integer number (9660307098).

Almost surely, 2^32201023655 is an apocalyptic number.

32201023655 is a deficient number, since it is larger than the sum of its proper divisors (6440204737).

32201023655 is an equidigital number, since it uses as much as digits as its factorization.

32201023655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6440204736.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 32201023655 its reverse (55632010223), we get a palindrome (87833033878).

The spelling of 32201023655 in words is "thirty-two billion, two hundred one million, twenty-three thousand, six hundred fifty-five".