68532535266 has 32 divisors (see below), whose sum is σ = 148169831040. Its totient is φ = 21006749184.

The previous prime is 68532535261. The next prime is 68532535273. The reversal of 68532535266 is 66253523586.

It is not an unprimeable number, because it can be changed into a prime (68532535261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1649871 + ... + 1690898.

It is an arithmetic number, because the mean of its divisors is an integer number (4630307220).

Almost surely, 2^68532535266 is an apocalyptic number.

68532535266 is an abundant number, since it is smaller than the sum of its proper divisors (79637295774).

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

68532535266 is a wasteful number, since it uses less digits than its factorization.

68532535266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3341050.

The product of its digits is 7776000, while the sum is 51.

The spelling of 68532535266 in words is "sixty-eight billion, five hundred thirty-two million, five hundred thirty-five thousand, two hundred sixty-six".