16165725037 has 16 divisors (see below), whose sum is σ = 20180817792. Its totient is φ = 12580326720.

The previous prime is 16165724963. The next prime is 16165725047. The reversal of 16165725037 is 73052756161.

It is a cyclic number.

It is not a de Polignac number, because 16165725037 - 2¹⁵ = 16165692269 is a prime.

It is a super-2 number, since 2×16165725037² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16165724984 and 16165725002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16165725047) 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, 76278 + ... + 195319.

It is an arithmetic number, because the mean of its divisors is an integer number (1261301112).

Almost surely, 2^16165725037 is an apocalyptic number.

It is an amenable number.

16165725037 is a deficient number, since it is larger than the sum of its proper divisors (4015092755).

16165725037 is a wasteful number, since it uses less digits than its factorization.

16165725037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272388.

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 16165725037 in words is "sixteen billion, one hundred sixty-five million, seven hundred twenty-five thousand, thirty-seven".