14421218537880 has 576 divisors, whose sum is σ = 58955430381120. Its totient is φ = 2992610396160.

The previous prime is 14421218537851. The next prime is 14421218537899. The reversal of 14421218537880 is 8873581212441.

14421218537880 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 1 + 21 + 8 + 537 + 8 + 80 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 230793202 + ... + 230855678.

It is an arithmetic number, because the mean of its divisors is an integer number (102353177745).

Almost surely, 2^{14421218537880} is an apocalyptic number.

14421218537880 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 14421218537880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29477715190560).

14421218537880 is an abundant number, since it is smaller than the sum of its proper divisors (44534211843240).

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

14421218537880 is a wasteful number, since it uses less digits than its factorization.

14421218537880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63280 (or 63262 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 54.

The spelling of 14421218537880 in words is "fourteen trillion, four hundred twenty-one billion, two hundred eighteen million, five hundred thirty-seven thousand, eight hundred eighty".