163214406447 has 16 divisors (see below), whose sum is σ = 220728291840. Its totient is φ = 107255674400.

The previous prime is 163214406437. The next prime is 163214406473. The reversal of 163214406447 is 744604412361.

It is a cyclic number.

It is not a de Polignac number, because 163214406447 - 2¹¹ = 163214404399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163214406399 and 163214406408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163214406437) 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, 1031422 + ... + 1179092.

It is an arithmetic number, because the mean of its divisors is an integer number (13795518240).

Almost surely, 2^163214406447 is an apocalyptic number.

163214406447 is a deficient number, since it is larger than the sum of its proper divisors (57513885393).

163214406447 is a wasteful number, since it uses less digits than its factorization.

163214406447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152934.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 163214406447 in words is "one hundred sixty-three billion, two hundred fourteen million, four hundred six thousand, four hundred forty-seven".