16724875851853 has 6 divisors (see below), whose sum is σ = 18110368526154. Its totient is φ = 15438346940016.

The previous prime is 16724875851847. The next prime is 16724875851919. The reversal of 16724875851853 is 35815857842761.

It can be written as a sum of positive squares in 3 ways, for example, as 251846396649 + 16473029455204 = 501843^2 + 4058698^2 .

It is not a de Polignac number, because 16724875851853 - 2²⁹ = 16724338980941 is a prime.

It is a super-2 number, since 2×16724875851853² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16724875851823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49481881050 + ... + 49481881387.

It is an arithmetic number, because the mean of its divisors is an integer number (3018394754359).

Almost surely, 2^{16724875851853} is an apocalyptic number.

16724875851853 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16724875851853 is a deficient number, since it is larger than the sum of its proper divisors (1385492674301).

16724875851853 is an equidigital number, since it uses as much as digits as its factorization.

16724875851853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98963762463 (or 98963762450 counting only the distinct ones).

The product of its digits is 451584000, while the sum is 70.

The spelling of 16724875851853 in words is "sixteen trillion, seven hundred twenty-four billion, eight hundred seventy-five million, eight hundred fifty-one thousand, eight hundred fifty-three".