163533700264 has 96 divisors (see below), whose sum is σ = 355014878400. Its totient is φ = 70373318400.

The previous prime is 163533700241. The next prime is 163533700271. The reversal of 163533700264 is 462007335361.

It is a super-2 number, since 2×163533700264² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46364469 + ... + 46367995.

It is an arithmetic number, because the mean of its divisors is an integer number (3698071650).

Almost surely, 2^163533700264 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 163533700264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177507439200).

163533700264 is an abundant number, since it is smaller than the sum of its proper divisors (191481178136).

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

163533700264 is a wasteful number, since it uses less digits than its factorization.

163533700264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6095 (or 6080 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 40.

The spelling of 163533700264 in words is "one hundred sixty-three billion, five hundred thirty-three million, seven hundred thousand, two hundred sixty-four".