267718712242 has 16 divisors (see below), whose sum is σ = 403645548312. Its totient is φ = 133171678080.

The previous prime is 267718712189. The next prime is 267718712243. The reversal of 267718712242 is 242217817762.

It can be written as a sum of positive squares in 4 ways, for example, as 237257642281 + 30461069961 = 487091^2 + 174531^2 .

It is not an unprimeable number, because it can be changed into a prime (267718712243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8259 + ... + 731782.

Almost surely, 2^267718712242 is an apocalyptic number.

267718712242 is a deficient number, since it is larger than the sum of its proper divisors (135926836070).

267718712242 is a wasteful number, since it uses less digits than its factorization.

267718712242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740973.

The product of its digits is 1053696, while the sum is 49.

The spelling of 267718712242 in words is "two hundred sixty-seven billion, seven hundred eighteen million, seven hundred twelve thousand, two hundred forty-two".