1889449753006 has 16 divisors (see below), whose sum is σ = 3009249830880. Its totient is φ = 886676070400.

The previous prime is 1889449752991. The next prime is 1889449753007. The reversal of 1889449753006 is 6003579449881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1889449753007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77386195 + ... + 77410606.

It is an arithmetic number, because the mean of its divisors is an integer number (188078114430).

Almost surely, 2^{1889449753006} is an apocalyptic number.

1889449753006 is a deficient number, since it is larger than the sum of its proper divisors (1119800077874).

1889449753006 is a wasteful number, since it uses less digits than its factorization.

1889449753006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154797179.

The product of its (nonzero) digits is 52254720, while the sum is 64.

The spelling of 1889449753006 in words is "one trillion, eight hundred eighty-nine billion, four hundred forty-nine million, seven hundred fifty-three thousand, six".