254223554220 has 36 divisors (see below), whose sum is σ = 771144781680. Its totient is φ = 67792947744.

The previous prime is 254223554219. The next prime is 254223554231. The reversal of 254223554220 is 22455322452.

254223554220 is a `hidden beast` number, since 2 + 5 + 4 + 223 + 5 + 5 + 422 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 706176360 + ... + 706176719.

It is an arithmetic number, because the mean of its divisors is an integer number (21420688380).

Almost surely, 2^254223554220 is an apocalyptic number.

254223554220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

254223554220 is an abundant number, since it is smaller than the sum of its proper divisors (516921227460).

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

254223554220 is a wasteful number, since it uses less digits than its factorization.

254223554220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412353094 (or 1412353089 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 254223554220 its reverse (22455322452), we get a palindrome (276678876672).

The spelling of 254223554220 in words is "two hundred fifty-four billion, two hundred twenty-three million, five hundred fifty-four thousand, two hundred twenty".