163712054328 has 64 divisors (see below), whose sum is σ = 433201641600. Its totient is φ = 51412890240.

The previous prime is 163712054327. The next prime is 163712054371. The reversal of 163712054328 is 823450217361.

It is a self number, because there is not a number n which added to its sum of digits gives 163712054328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163712054327) 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, 909226 + ... + 1074297.

It is an arithmetic number, because the mean of its divisors is an integer number (6768775650).

Almost surely, 2^163712054328 is an apocalyptic number.

It is an amenable number.

163712054328 is an abundant number, since it is smaller than the sum of its proper divisors (269489587272).

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

163712054328 is a wasteful number, since it uses less digits than its factorization.

163712054328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983732 (or 1983728 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 163712054328 in words is "one hundred sixty-three billion, seven hundred twelve million, fifty-four thousand, three hundred twenty-eight".