16056161544125 has 8 divisors (see below), whose sum is σ = 20038089607224. Its totient is φ = 12844929235200.

The previous prime is 16056161544083. The next prime is 16056161544133. The reversal of 16056161544125 is 52144516165061.

It can be written as a sum of positive squares in 4 ways, for example, as 1627999916761 + 14428161627364 = 1275931^2 + 3798442^2 .

It is not a de Polignac number, because 16056161544125 - 2³⁴ = 16038981674941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16056161544125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64224646052 + ... + 64224646301.

It is an arithmetic number, because the mean of its divisors is an integer number (2504761200903).

Almost surely, 2^{16056161544125} is an apocalyptic number.

It is an amenable number.

16056161544125 is a deficient number, since it is larger than the sum of its proper divisors (3981928063099).

16056161544125 is an equidigital number, since it uses as much as digits as its factorization.

16056161544125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128449292368 (or 128449292358 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 16056161544125 in words is "sixteen trillion, fifty-six billion, one hundred sixty-one million, five hundred forty-four thousand, one hundred twenty-five".