4550250023220 has 192 divisors, whose sum is σ = 13930611932160. Its totient is φ = 1100580096000.

The previous prime is 4550250023201. The next prime is 4550250023239. The reversal of 4550250023220 is 223200520554.

It is an interprime number because it is at equal distance from previous prime (4550250023201) and next prime (4550250023239).

It is a super-2 number, since 2×4550250023220² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1181574295 + ... + 1181578145.

It is an arithmetic number, because the mean of its divisors is an integer number (72555270480).

Almost surely, 2^{4550250023220} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4550250023220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6965305966080).

4550250023220 is an abundant number, since it is smaller than the sum of its proper divisors (9380361908940).

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

4550250023220 is a wasteful number, since it uses less digits than its factorization.

4550250023220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7486 (or 7484 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 4550250023220 its reverse (223200520554), we get a palindrome (4773450543774).

The spelling of 4550250023220 in words is "four trillion, five hundred fifty billion, two hundred fifty million, twenty-three thousand, two hundred twenty".