220626042450 has 96 divisors (see below), whose sum is σ = 597185652672. Its totient is φ = 53458944000.

The previous prime is 220626042383. The next prime is 220626042473. The reversal of 220626042450 is 54240626022.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3454810 + ... + 3518090.

It is an arithmetic number, because the mean of its divisors is an integer number (6220683882).

Almost surely, 2^220626042450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220626042450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298592826336).

220626042450 is an abundant number, since it is smaller than the sum of its proper divisors (376559610222).

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

220626042450 is a wasteful number, since it uses less digits than its factorization.

220626042450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65420 (or 65415 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 220626042450 its reverse (54240626022), we get a palindrome (274866668472).

The spelling of 220626042450 in words is "two hundred twenty billion, six hundred twenty-six million, forty-two thousand, four hundred fifty".