14655431340 has 144 divisors (see below), whose sum is σ = 48531843360. Its totient is φ = 3550218240.

The previous prime is 14655431333. The next prime is 14655431363. The reversal of 14655431340 is 4313455641.

14655431340 is a `hidden beast` number, since 1 + 4 + 65 + 543 + 13 + 40 = 666.

It is a super-2 number, since 2×14655431340² (a number of 21 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 14655431295 and 14655431304.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5164402 + ... + 5167238.

It is an arithmetic number, because the mean of its divisors is an integer number (337026690).

Almost surely, 2^14655431340 is an apocalyptic number.

14655431340 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 14655431340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24265921680).

14655431340 is an abundant number, since it is smaller than the sum of its proper divisors (33876412020).

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

14655431340 is a wasteful number, since it uses less digits than its factorization.

14655431340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5472 (or 5467 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 14655431340 its reverse (4313455641), we get a palindrome (18968886981).

The spelling of 14655431340 in words is "fourteen billion, six hundred fifty-five million, four hundred thirty-one thousand, three hundred forty".