16525706149 has 8 divisors (see below), whose sum is σ = 17343896832. Its totient is φ = 15715822320.

The previous prime is 16525706107. The next prime is 16525706179. The reversal of 16525706149 is 94160752561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16525706149 - 2²³ = 16517317541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16525706099 and 16525706108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16525706179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2072637 + ... + 2080594.

It is an arithmetic number, because the mean of its divisors is an integer number (2167987104).

Almost surely, 2^16525706149 is an apocalyptic number.

It is an amenable number.

16525706149 is a deficient number, since it is larger than the sum of its proper divisors (818190683).

16525706149 is a wasteful number, since it uses less digits than its factorization.

16525706149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4153427.

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 16525706149 in words is "sixteen billion, five hundred twenty-five million, seven hundred six thousand, one hundred forty-nine".