268042466427 has 48 divisors (see below), whose sum is σ = 383208215040. Its totient is φ = 166602930624.

The previous prime is 268042466423. The next prime is 268042466437. The reversal of 268042466427 is 724664240862.

It is not a de Polignac number, because 268042466427 - 2² = 268042466423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 268042466427.

It is not an unprimeable number, because it can be changed into a prime (268042466423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27116628 + ... + 27126510.

It is an arithmetic number, because the mean of its divisors is an integer number (7983504480).

Almost surely, 2^268042466427 is an apocalyptic number.

268042466427 is a deficient number, since it is larger than the sum of its proper divisors (115165748613).

268042466427 is a wasteful number, since it uses less digits than its factorization.

268042466427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10320 (or 10301 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 51.

The spelling of 268042466427 in words is "two hundred sixty-eight billion, forty-two million, four hundred sixty-six thousand, four hundred twenty-seven".