268565880542 has 8 divisors (see below), whose sum is σ = 402860681832. Its totient is φ = 134278986600.

The previous prime is 268565880523. The next prime is 268565880547. The reversal of 268565880542 is 245088565862.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268565880547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1891184 + ... + 2028227.

It is an arithmetic number, because the mean of its divisors is an integer number (50357585229).

Almost surely, 2^268565880542 is an apocalyptic number.

268565880542 is a deficient number, since it is larger than the sum of its proper divisors (134294801290).

268565880542 is a wasteful number, since it uses less digits than its factorization.

268565880542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3953674.

The product of its (nonzero) digits is 36864000, while the sum is 59.

The spelling of 268565880542 in words is "two hundred sixty-eight billion, five hundred sixty-five million, eight hundred eighty thousand, five hundred forty-two".