268148140826 has 8 divisors (see below), whose sum is σ = 402240192564. Its totient is φ = 134068076640.

The previous prime is 268148140781. The next prime is 268148140853. The reversal of 268148140826 is 628041841862.

268148140826 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 267956346025 + 191794801 = 517645^2 + 13849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2940755 + ... + 3030566.

Almost surely, 2^268148140826 is an apocalyptic number.

268148140826 is a deficient number, since it is larger than the sum of its proper divisors (134092051738).

268148140826 is a wasteful number, since it uses less digits than its factorization.

268148140826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5993776.

The product of its (nonzero) digits is 1179648, while the sum is 50.

The spelling of 268148140826 in words is "two hundred sixty-eight billion, one hundred forty-eight million, one hundred forty thousand, eight hundred twenty-six".