16040263188287 has 4 divisors (see below), whose sum is σ = 17274129587400. Its totient is φ = 14806396789176.

The previous prime is 16040263188203. The next prime is 16040263188329. The reversal of 16040263188287 is 78288136204061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16040263188287 - 2¹⁴ = 16040263171903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16040263788287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616933199537 + ... + 616933199562.

It is an arithmetic number, because the mean of its divisors is an integer number (4318532396850).

Almost surely, 2^{16040263188287} is an apocalyptic number.

16040263188287 is a deficient number, since it is larger than the sum of its proper divisors (1233866399113).

16040263188287 is a wasteful number, since it uses less digits than its factorization.

16040263188287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233866399112.

The product of its (nonzero) digits is 6193152, while the sum is 56.

The spelling of 16040263188287 in words is "sixteen trillion, forty billion, two hundred sixty-three million, one hundred eighty-eight thousand, two hundred eighty-seven".