163229678547040 has 192 divisors, whose sum is σ = 442031502302208. Its totient is φ = 55798149888000.

The previous prime is 163229678547017. The next prime is 163229678547073. The reversal of 163229678547040 is 40745876922361.

163229678547040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 594937890 + ... + 595212190.

It is an arithmetic number, because the mean of its divisors is an integer number (2302247407824).

It is a 1-persistent number, because it is pandigital, but 2⋅163229678547040 = 326459357094080 is not.

Almost surely, 2^{163229678547040} is an apocalyptic number.

163229678547040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163229678547040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221015751151104).

163229678547040 is an abundant number, since it is smaller than the sum of its proper divisors (278801823755168).

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

163229678547040 is a wasteful number, since it uses less digits than its factorization.

163229678547040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275901 (or 275893 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 64.

The spelling of 163229678547040 in words is "one hundred sixty-three trillion, two hundred twenty-nine billion, six hundred seventy-eight million, five hundred forty-seven thousand, forty".