16783191084149 has 16 divisors (see below), whose sum is σ = 19799676149760. Its totient is φ = 13921434690480.

The previous prime is 16783191084139. The next prime is 16783191084193. The reversal of 16783191084149 is 94148019138761.

It is a cyclic number.

It is not a de Polignac number, because 16783191084149 - 2⁴⁰ = 15683679456373 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16783191084091 and 16783191084100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16783191084139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42343202 + ... + 42737724.

It is an arithmetic number, because the mean of its divisors is an integer number (1237479759360).

Almost surely, 2^{16783191084149} is an apocalyptic number.

It is an amenable number.

16783191084149 is a deficient number, since it is larger than the sum of its proper divisors (3016485065611).

16783191084149 is a wasteful number, since it uses less digits than its factorization.

16783191084149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590600.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 16783191084149 in words is "sixteen trillion, seven hundred eighty-three billion, one hundred ninety-one million, eighty-four thousand, one hundred forty-nine".