14216779438488 has 384 divisors, whose sum is σ = 43740826122240. Its totient is φ = 4134038400000.

The previous prime is 14216779438487. The next prime is 14216779438513. The reversal of 14216779438488 is 88483497761241.

14216779438488 is a `hidden beast` number, since 1 + 4 + 2 + 16 + 77 + 94 + 384 + 88 = 666.

It is a super-2 number, since 2×14216779438488² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14216779438487) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 719790613 + ... + 719810363.

It is an arithmetic number, because the mean of its divisors is an integer number (113908401360).

Almost surely, 2^{14216779438488} is an apocalyptic number.

14216779438488 is a gapful number since it is divisible by the number (18) 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 14216779438488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21870413061120).

14216779438488 is an abundant number, since it is smaller than the sum of its proper divisors (29524046683752).

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

14216779438488 is a wasteful number, since it uses less digits than its factorization.

14216779438488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20199 (or 20192 counting only the distinct ones).

The product of its digits is 520224768, while the sum is 72.

The spelling of 14216779438488 in words is "fourteen trillion, two hundred sixteen billion, seven hundred seventy-nine million, four hundred thirty-eight thousand, four hundred eighty-eight".