162356445243 has 12 divisors (see below), whose sum is σ = 234526994520. Its totient is φ = 108232032096.

The previous prime is 162356445239. The next prime is 162356445253. The reversal of 162356445243 is 342544653261.

162356445243 is a `hidden beast` number, since 1 + 6 + 2 + 3 + 564 + 45 + 2 + 43 = 666.

It is not a de Polignac number, because 162356445243 - 2² = 162356445239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162356445253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278853 + ... + 634406.

It is an arithmetic number, because the mean of its divisors is an integer number (19543916210).

Almost surely, 2^162356445243 is an apocalyptic number.

162356445243 is a deficient number, since it is larger than the sum of its proper divisors (72170549277).

162356445243 is a wasteful number, since it uses less digits than its factorization.

162356445243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933018 (or 933015 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 45.

The spelling of 162356445243 in words is "one hundred sixty-two billion, three hundred fifty-six million, four hundred forty-five thousand, two hundred forty-three".