16725366437 has 16 divisors (see below), whose sum is σ = 18294147648. Its totient is φ = 15198234240.

The previous prime is 16725366409. The next prime is 16725366491. The reversal of 16725366437 is 73466352761.

It is a cyclic number.

It is not a de Polignac number, because 16725366437 - 2¹⁰ = 16725365413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16725366407) 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 15 ways as a sum of consecutive naturals, for example, 275618 + ... + 330780.

It is an arithmetic number, because the mean of its divisors is an integer number (1143384228).

Almost surely, 2^16725366437 is an apocalyptic number.

It is an amenable number.

16725366437 is a deficient number, since it is larger than the sum of its proper divisors (1568781211).

16725366437 is a wasteful number, since it uses less digits than its factorization.

16725366437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55540.

The product of its digits is 3810240, while the sum is 50.

The spelling of 16725366437 in words is "sixteen billion, seven hundred twenty-five million, three hundred sixty-six thousand, four hundred thirty-seven".