15414540331225 has 24 divisors (see below), whose sum is σ = 21844853857728. Its totient is φ = 10569850449600.

The previous prime is 15414540331207. The next prime is 15414540331247. The reversal of 15414540331225 is 52213304541451.

15414540331225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15414540331225 - 2⁹ = 15414540330713 is a prime.

It is a Duffinian number.

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, 16619235 + ... + 17522215.

It is an arithmetic number, because the mean of its divisors is an integer number (910202244072).

Almost surely, 2^{15414540331225} is an apocalyptic number.

It is an amenable number.

15414540331225 is a deficient number, since it is larger than the sum of its proper divisors (6430313526503).

15414540331225 is an equidigital number, since it uses as much as digits as its factorization.

15414540331225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000545 (or 1000540 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 15414540331225 its reverse (52213304541451), we get a palindrome (67627844872676).

The spelling of 15414540331225 in words is "fifteen trillion, four hundred fourteen billion, five hundred forty million, three hundred thirty-one thousand, two hundred twenty-five".