16240774172053 has 4 divisors (see below), whose sum is σ = 16240797084780. Its totient is φ = 16240751259328.

The previous prime is 16240774172017. The next prime is 16240774172113. The reversal of 16240774172053 is 35027147704261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4288701362724 + 11952072809329 = 2070918^2 + 3457177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16240774172053 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16240774171988 and 16240774172006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16240774172003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10358050 + ... + 11822467.

It is an arithmetic number, because the mean of its divisors is an integer number (4060199271195).

Almost surely, 2^{16240774172053} is an apocalyptic number.

It is an amenable number.

16240774172053 is a deficient number, since it is larger than the sum of its proper divisors (22912727).

16240774172053 is an equidigital number, since it uses as much as digits as its factorization.

16240774172053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22912726.

The product of its (nonzero) digits is 1975680, while the sum is 49.

The spelling of 16240774172053 in words is "sixteen trillion, two hundred forty billion, seven hundred seventy-four million, one hundred seventy-two thousand, fifty-three".