268598489152 has 112 divisors (see below), whose sum is σ = 637651353600. Its totient is φ = 109830873600.

The previous prime is 268598489041. The next prime is 268598489171. The reversal of 268598489152 is 251984895862.

It is a tau number, because it is divible by the number of its divisors (112).

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, 849849 + ... + 1122247.

Almost surely, 2^268598489152 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 268598489152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (318825676800).

268598489152 is an abundant number, since it is smaller than the sum of its proper divisors (369052864448).

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

268598489152 is a wasteful number, since it uses less digits than its factorization.

268598489152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272520 (or 272510 counting only the distinct ones).

The product of its digits is 99532800, while the sum is 67.

The spelling of 268598489152 in words is "two hundred sixty-eight billion, five hundred ninety-eight million, four hundred eighty-nine thousand, one hundred fifty-two".