220029423950 has 24 divisors (see below), whose sum is σ = 467719690512. Its totient is φ = 75438659520.

The previous prime is 220029423949. The next prime is 220029423959. The reversal of 220029423950 is 59324920022.

220029423950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220029423959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314327399 + ... + 314328098.

It is an arithmetic number, because the mean of its divisors is an integer number (19488320438).

Almost surely, 2^220029423950 is an apocalyptic number.

220029423950 is an abundant number, since it is smaller than the sum of its proper divisors (247690266562).

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

220029423950 is a wasteful number, since it uses less digits than its factorization.

220029423950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628655516 (or 628655511 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 220029423950 in words is "two hundred twenty billion, twenty-nine million, four hundred twenty-three thousand, nine hundred fifty".