14507470540 has 72 divisors (see below), whose sum is σ = 32661533520. Its totient is φ = 5411294208.

The previous prime is 14507470519. The next prime is 14507470553. The reversal of 14507470540 is 4507470541.

It is a self number, because there is not a number n which added to its sum of digits gives 14507470540.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 618507 + ... + 641533.

It is an arithmetic number, because the mean of its divisors is an integer number (453632410).

Almost surely, 2^14507470540 is an apocalyptic number.

14507470540 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 14507470540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16330766760).

14507470540 is an abundant number, since it is smaller than the sum of its proper divisors (18154062980).

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

14507470540 is a wasteful number, since it uses less digits than its factorization.

14507470540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23179 (or 23160 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 37.

Subtracting from 14507470540 its reverse (4507470541), we obtain a palindrome (9999999999).

The spelling of 14507470540 in words is "fourteen billion, five hundred seven million, four hundred seventy thousand, five hundred forty".