163776046320 has 60 divisors (see below), whose sum is σ = 550014557976. Its totient is φ = 43673612160.

The previous prime is 163776046283. The next prime is 163776046327. The reversal of 163776046320 is 23640677361.

163776046320 is a `hidden beast` number, since 1 + 6 + 3 + 7 + 7 + 6 + 0 + 4 + 632 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163776046327) 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, 113732646 + ... + 113734085.

Almost surely, 2^163776046320 is an apocalyptic number.

163776046320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163776046320 is an abundant number, since it is smaller than the sum of its proper divisors (386238511656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163776046320 is a wasteful number, since it uses less digits than its factorization.

163776046320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227466750 (or 227466741 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The spelling of 163776046320 in words is "one hundred sixty-three billion, seven hundred seventy-six million, forty-six thousand, three hundred twenty".