267878720342 has 8 divisors (see below), whose sum is σ = 422966400600. Its totient is φ = 126889920144.

The previous prime is 267878720293. The next prime is 267878720381. The reversal of 267878720342 is 243027878762.

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

It is a congruent number.

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, 3524719967 + ... + 3524720042.

It is an arithmetic number, because the mean of its divisors is an integer number (52870800075).

Almost surely, 2^267878720342 is an apocalyptic number.

267878720342 is a deficient number, since it is larger than the sum of its proper divisors (155087680258).

267878720342 is a wasteful number, since it uses less digits than its factorization.

267878720342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7049440030.

The product of its (nonzero) digits is 12644352, while the sum is 56.

The spelling of 267878720342 in words is "two hundred sixty-seven billion, eight hundred seventy-eight million, seven hundred twenty thousand, three hundred forty-two".