16675449870 has 16 divisors (see below), whose sum is σ = 40021079760. Its totient is φ = 4446786624.

The previous prime is 16675449859. The next prime is 16675449871. The reversal of 16675449870 is 7894457661.

It is a self number, because there is not a number n which added to its sum of digits gives 16675449870.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16675449871) 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 7 ways as a sum of consecutive naturals, for example, 277924135 + ... + 277924194.

It is an arithmetic number, because the mean of its divisors is an integer number (2501317485).

Almost surely, 2^16675449870 is an apocalyptic number.

16675449870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16675449870 is an abundant number, since it is smaller than the sum of its proper divisors (23345629890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16675449870 is a wasteful number, since it uses less digits than its factorization.

16675449870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555848339.

The product of its (nonzero) digits is 10160640, while the sum is 57.

The spelling of 16675449870 in words is "sixteen billion, six hundred seventy-five million, four hundred forty-nine thousand, eight hundred seventy".