16677172046425 has 48 divisors (see below), whose sum is σ = 22686084372672. Its totient is φ = 12061046374400.

The previous prime is 16677172046407. The next prime is 16677172046429. The reversal of 16677172046425 is 52464027177661.

It is not a de Polignac number, because 16677172046425 - 2⁵ = 16677172046393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16677172046425.

It is not an unprimeable number, because it can be changed into a prime (16677172046429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41285229 + ... + 41687221.

It is an arithmetic number, because the mean of its divisors is an integer number (472626757764).

Almost surely, 2^{16677172046425} is an apocalyptic number.

It is an amenable number.

16677172046425 is a deficient number, since it is larger than the sum of its proper divisors (6008912326247).

16677172046425 is a wasteful number, since it uses less digits than its factorization.

16677172046425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402858 (or 402853 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 58.

The spelling of 16677172046425 in words is "sixteen trillion, six hundred seventy-seven billion, one hundred seventy-two million, forty-six thousand, four hundred twenty-five".