14645520225 has 48 divisors (see below), whose sum is σ = 30747853440. Its totient is φ = 6695092800.

The previous prime is 14645520193. The next prime is 14645520277. The reversal of 14645520225 is 52202554641.

14645520225 is a `hidden beast` number, since 1 + 4 + 645 + 5 + 2 + 0 + 2 + 2 + 5 = 666.

It is not a de Polignac number, because 14645520225 - 2⁵ = 14645520193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14645520225.

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, 1545066 + ... + 1554515.

It is an arithmetic number, because the mean of its divisors is an integer number (640580280).

Almost surely, 2^14645520225 is an apocalyptic number.

14645520225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14645520225 is an abundant number, since it is smaller than the sum of its proper divisors (16102333215).

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

14645520225 is a wasteful number, since it uses less digits than its factorization.

14645520225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099607 (or 3099596 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 14645520225 in words is "fourteen billion, six hundred forty-five million, five hundred twenty thousand, two hundred twenty-five".