16312678570243 has 4 divisors (see below), whose sum is σ = 17795649349368. Its totient is φ = 14829707791120.

The previous prime is 16312678570183. The next prime is 16312678570297. The reversal of 16312678570243 is 34207587621361.

16312678570243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 16312678570243 - 2¹⁷ = 16312678439171 is a prime.

It is a super-2 number, since 2×16312678570243² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16312678570843) 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, 741485389546 + ... + 741485389567.

It is an arithmetic number, because the mean of its divisors is an integer number (4448912337342).

Almost surely, 2^{16312678570243} is an apocalyptic number.

16312678570243 is a deficient number, since it is larger than the sum of its proper divisors (1482970779125).

16312678570243 is a wasteful number, since it uses less digits than its factorization.

16312678570243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482970779124.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 16312678570243 in words is "sixteen trillion, three hundred twelve billion, six hundred seventy-eight million, five hundred seventy thousand, two hundred forty-three".