14215555400220 has 192 divisors, whose sum is σ = 45981056217600. Its totient is φ = 3643156154880.

The previous prime is 14215555400191. The next prime is 14215555400257. The reversal of 14215555400220 is 2200455551241.

14215555400220 is a `hidden beast` number, since 1 + 4 + 21 + 5 + 5 + 5 + 5 + 400 + 220 = 666.

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

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 3308230 + ... + 6274989.

It is an arithmetic number, because the mean of its divisors is an integer number (239484667800).

Almost surely, 2^{14215555400220} is an apocalyptic number.

14215555400220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14215555400220 is an abundant number, since it is smaller than the sum of its proper divisors (31765500817380).

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

14215555400220 is a wasteful number, since it uses less digits than its factorization.

14215555400220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9583345 (or 9583337 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 14215555400220 in words is "fourteen trillion, two hundred fifteen billion, five hundred fifty-five million, four hundred thousand, two hundred twenty".