268212122386 has 16 divisors (see below), whose sum is σ = 456069196800. Its totient is φ = 117274935888.

The previous prime is 268212122369. The next prime is 268212122413. The reversal of 268212122386 is 683221212862.

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, 271469266 + ... + 271470253.

It is an arithmetic number, because the mean of its divisors is an integer number (28504324800).

Almost surely, 2^268212122386 is an apocalyptic number.

268212122386 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

268212122386 is a deficient number, since it is larger than the sum of its proper divisors (187857074414).

268212122386 is a wasteful number, since it uses less digits than its factorization.

268212122386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542939553.

The product of its digits is 221184, while the sum is 43.

The spelling of 268212122386 in words is "two hundred sixty-eight billion, two hundred twelve million, one hundred twenty-two thousand, three hundred eighty-six".