163541326332 has 48 divisors (see below), whose sum is σ = 402639350400. Its totient is φ = 51521342400.

The previous prime is 163541326321. The next prime is 163541326397. The reversal of 163541326332 is 233623145361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 760419 + ... + 951482.

It is an arithmetic number, because the mean of its divisors is an integer number (8388319800).

Almost surely, 2^163541326332 is an apocalyptic number.

163541326332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163541326332 is an abundant number, since it is smaller than the sum of its proper divisors (239098024068).

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

163541326332 is a wasteful number, since it uses less digits than its factorization.

163541326332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712346 (or 1712344 counting only the distinct ones).

The product of its digits is 233280, while the sum is 39.

The spelling of 163541326332 in words is "one hundred sixty-three billion, five hundred forty-one million, three hundred twenty-six thousand, three hundred thirty-two".