14519985480 has 1280 divisors, whose sum is σ = 67853237760. Its totient is φ = 2709780480.

The previous prime is 14519985463. The next prime is 14519985521. The reversal of 14519985480 is 8458991541.

14519985480 is a `hidden beast` number, since 1 + 4 + 5 + 1 + 9 + 98 + 548 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 392432022 + ... + 392432058.

It is an arithmetic number, because the mean of its divisors is an integer number (53010342).

Almost surely, 2^14519985480 is an apocalyptic number.

14519985480 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 14519985480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33926618880).

14519985480 is an abundant number, since it is smaller than the sum of its proper divisors (53333252280).

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

14519985480 is a wasteful number, since it uses less digits than its factorization.

14519985480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 54.

It can be divided in two parts, 14519 and 985480, that added together give a palindrome (999999).

The spelling of 14519985480 in words is "fourteen billion, five hundred nineteen million, nine hundred eighty-five thousand, four hundred eighty".