268211705028 has 24 divisors (see below), whose sum is σ = 632279142432. Its totient is φ = 88482211584.

The previous prime is 268211704997. The next prime is 268211705053. The reversal of 268211705028 is 820507112862.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115210050 + ... + 115212377.

It is an arithmetic number, because the mean of its divisors is an integer number (26344964268).

Almost surely, 2^268211705028 is an apocalyptic number.

It is an amenable number.

268211705028 is an abundant number, since it is smaller than the sum of its proper divisors (364067437404).

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

268211705028 is a wasteful number, since it uses less digits than its factorization.

268211705028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230422531 (or 230422529 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 268211705028 in words is "two hundred sixty-eight billion, two hundred eleven million, seven hundred five thousand, twenty-eight".