16725065677 has 4 divisors (see below), whose sum is σ = 16726106880. Its totient is φ = 16724024476.

The previous prime is 16725065663. The next prime is 16725065683. The reversal of 16725065677 is 77656052761.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16725065677 is a prime.

It is a super-3 number, since 3×16725065677³ (a number of 32 digits) contains 333 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 (16725065177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496123 + ... + 528760.

It is an arithmetic number, because the mean of its divisors is an integer number (4181526720).

Almost surely, 2^16725065677 is an apocalyptic number.

It is an amenable number.

16725065677 is a deficient number, since it is larger than the sum of its proper divisors (1041203).

16725065677 is a wasteful number, since it uses less digits than its factorization.

16725065677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041202.

The product of its (nonzero) digits is 3704400, while the sum is 52.

The spelling of 16725065677 in words is "sixteen billion, seven hundred twenty-five million, sixty-five thousand, six hundred seventy-seven".