163489362463 has 16 divisors (see below), whose sum is σ = 190737424960. Its totient is φ = 137234476800.

The previous prime is 163489362461. The next prime is 163489362551. The reversal of 163489362463 is 364263984361.

It is a cyclic number.

It is not a de Polignac number, because 163489362463 - 2¹ = 163489362461 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 (163489362461) 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, 738198 + ... + 933763.

It is an arithmetic number, because the mean of its divisors is an integer number (11921089060).

Almost surely, 2^163489362463 is an apocalyptic number.

163489362463 is a deficient number, since it is larger than the sum of its proper divisors (27248062497).

163489362463 is a wasteful number, since it uses less digits than its factorization.

163489362463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672258.

The product of its digits is 13436928, while the sum is 55.

The spelling of 163489362463 in words is "one hundred sixty-three billion, four hundred eighty-nine million, three hundred sixty-two thousand, four hundred sixty-three".