16774253315641 has 8 divisors (see below), whose sum is σ = 17944076926440. Its totient is φ = 15624774463488.

The previous prime is 16774253315593. The next prime is 16774253315647. The reversal of 16774253315641 is 14651335247761.

It can be written as a sum of positive squares in 4 ways, for example, as 783571958416 + 15990681357225 = 885196^2 + 3998835^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16774253315641 - 2³⁵ = 16739893577273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16774253315647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5086187956 + ... + 5086191253.

It is an arithmetic number, because the mean of its divisors is an integer number (2243009615805).

Almost surely, 2^{16774253315641} is an apocalyptic number.

It is an amenable number.

16774253315641 is a deficient number, since it is larger than the sum of its proper divisors (1169823610799).

16774253315641 is a wasteful number, since it uses less digits than its factorization.

16774253315641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10172379323.

The product of its digits is 12700800, while the sum is 55.

The spelling of 16774253315641 in words is "sixteen trillion, seven hundred seventy-four billion, two hundred fifty-three million, three hundred fifteen thousand, six hundred forty-one".