1903144916206 has 16 divisors (see below), whose sum is σ = 2858790784464. Its totient is φ = 950215601664.

The previous prime is 1903144916203. The next prime is 1903144916213. The reversal of 1903144916206 is 6026194413091.

It is a super-2 number, since 2×1903144916206² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1903144916203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3808846 + ... + 4279438.

It is an arithmetic number, because the mean of its divisors is an integer number (178674424029).

Almost surely, 2^{1903144916206} is an apocalyptic number.

1903144916206 is a deficient number, since it is larger than the sum of its proper divisors (955645868258).

1903144916206 is a wasteful number, since it uses less digits than its factorization.

1903144916206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473475.

The product of its (nonzero) digits is 279936, while the sum is 46.

The spelling of 1903144916206 in words is "one trillion, nine hundred three billion, one hundred forty-four million, nine hundred sixteen thousand, two hundred six".