14540454225 has 72 divisors (see below), whose sum is σ = 29104324704. Its totient is φ = 6877920000.

The previous prime is 14540454221. The next prime is 14540454281. The reversal of 14540454225 is 52245404541.

14540454225 is a `hidden beast` number, since 14 + 540 + 45 + 42 + 25 = 666.

It is not a de Polignac number, because 14540454225 - 2² = 14540454221 is a prime.

It is a super-2 number, since 2×14540454225² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14540454225.

It is not an unprimeable number, because it can be changed into a prime (14540454221) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 29830 + ... + 173120.

It is an arithmetic number, because the mean of its divisors is an integer number (404226732).

Almost surely, 2^14540454225 is an apocalyptic number.

14540454225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14540454225 is an abundant number, since it is smaller than the sum of its proper divisors (14563870479).

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

14540454225 is a wasteful number, since it uses less digits than its factorization.

14540454225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143359 (or 143351 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 14540454225 its reverse (52245404541), we get a palindrome (66785858766).

The spelling of 14540454225 in words is "fourteen billion, five hundred forty million, four hundred fifty-four thousand, two hundred twenty-five".