14857221420000 has 960 divisors, whose sum is σ = 56168176680000. Its totient is φ = 3814981632000.

The previous prime is 14857221419993. The next prime is 14857221420017. The reversal of 14857221420000 is 2412275841.

14857221420000 is a `hidden beast` number, since 1 + 4 + 8 + 5 + 7 + 221 + 420 + 0 + 0 + 0 = 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 polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 7031338944 + ... + 7031341056.

It is an arithmetic number, because the mean of its divisors is an integer number (58508517375).

Almost surely, 2^{14857221420000} is an apocalyptic number.

14857221420000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14857221420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28084088340000).

14857221420000 is an abundant number, since it is smaller than the sum of its proper divisors (41310955260000).

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

14857221420000 is a wasteful number, since it uses less digits than its factorization.

14857221420000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630 (or 2601 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

Adding to 14857221420000 its reverse (2412275841), we get a palindrome (14859633695841).

The spelling of 14857221420000 in words is "fourteen trillion, eight hundred fifty-seven billion, two hundred twenty-one million, four hundred twenty thousand".