268074947633 has 4 divisors (see below), whose sum is σ = 268075991040. Its totient is φ = 268073904228.

The previous prime is 268074947563. The next prime is 268074947641. The reversal of 268074947633 is 336749470862.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 268074947633 - 2¹⁰ = 268074946609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268074977633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164816 + ... + 750542.

It is an arithmetic number, because the mean of its divisors is an integer number (67018997760).

Almost surely, 2^268074947633 is an apocalyptic number.

It is an amenable number.

268074947633 is a deficient number, since it is larger than the sum of its proper divisors (1043407).

268074947633 is an equidigital number, since it uses as much as digits as its factorization.

268074947633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043406.

The product of its (nonzero) digits is 36578304, while the sum is 59.

The spelling of 268074947633 in words is "two hundred sixty-eight billion, seventy-four million, nine hundred forty-seven thousand, six hundred thirty-three".