32213423154 has 64 divisors (see below), whose sum is σ = 71899840512. Its totient is φ = 9537897600.

The previous prime is 32213423149. The next prime is 32213423189. The reversal of 32213423154 is 45132431223.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1905519 + ... + 1922349.

It is an arithmetic number, because the mean of its divisors is an integer number (1123435008).

Almost surely, 2^32213423154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32213423154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35949920256).

32213423154 is an abundant number, since it is smaller than the sum of its proper divisors (39686417358).

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

32213423154 is a wasteful number, since it uses less digits than its factorization.

32213423154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17511.

The product of its digits is 17280, while the sum is 30.

Adding to 32213423154 its reverse (45132431223), we get a palindrome (77345854377).

The spelling of 32213423154 in words is "thirty-two billion, two hundred thirteen million, four hundred twenty-three thousand, one hundred fifty-four".