163523295804 has 192 divisors, whose sum is σ = 427138854912. Its totient is φ = 48276518400.

The previous prime is 163523295709. The next prime is 163523295827. The reversal of 163523295804 is 408592325361.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 494027919 + ... + 494028249.

It is an arithmetic number, because the mean of its divisors is an integer number (2224681536).

Almost surely, 2^163523295804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163523295804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213569427456).

163523295804 is an abundant number, since it is smaller than the sum of its proper divisors (263615559108).

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

163523295804 is a wasteful number, since it uses less digits than its factorization.

163523295804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 163523295804 in words is "one hundred sixty-three billion, five hundred twenty-three million, two hundred ninety-five thousand, eight hundred four".