268151559929 has 4 divisors (see below), whose sum is σ = 292528974480. Its totient is φ = 243774145380.

The previous prime is 268151559901. The next prime is 268151559997. The reversal of 268151559929 is 929955151862.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268151559929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268151559229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12188707259 + ... + 12188707280.

It is an arithmetic number, because the mean of its divisors is an integer number (73132243620).

Almost surely, 2^268151559929 is an apocalyptic number.

It is an amenable number.

268151559929 is a deficient number, since it is larger than the sum of its proper divisors (24377414551).

268151559929 is a wasteful number, since it uses less digits than its factorization.

268151559929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24377414550.

The product of its digits is 17496000, while the sum is 62.

The spelling of 268151559929 in words is "two hundred sixty-eight billion, one hundred fifty-one million, five hundred fifty-nine thousand, nine hundred twenty-nine".