16545126150425 has 12 divisors (see below), whose sum is σ = 20746472793660. Its totient is φ = 13087380683520.

The previous prime is 16545126150419. The next prime is 16545126150431. The reversal of 16545126150425 is 52405162154561.

It is an interprime number because it is at equal distance from previous prime (16545126150419) and next prime (16545126150431).

It can be written as a sum of positive squares in 6 ways, for example, as 4474358711824 + 12070767438601 = 2115268^2 + 3474301^2 .

It is not a de Polignac number, because 16545126150425 - 2⁸ = 16545126150169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16545126150425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3718003652 + ... + 3718008101.

It is an arithmetic number, because the mean of its divisors is an integer number (1728872732805).

Almost surely, 2^{16545126150425} is an apocalyptic number.

It is an amenable number.

16545126150425 is a deficient number, since it is larger than the sum of its proper divisors (4201346643235).

16545126150425 is an equidigital number, since it uses as much as digits as its factorization.

16545126150425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7436011852 (or 7436011847 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 47.

The spelling of 16545126150425 in words is "sixteen trillion, five hundred forty-five billion, one hundred twenty-six million, one hundred fifty thousand, four hundred twenty-five".