494023568867 has 4 divisors (see below), whose sum is σ = 509959813056. Its totient is φ = 478087324680.

The previous prime is 494023568813. The next prime is 494023568879. The reversal of 494023568867 is 768865320494.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 494023568867 - 2⁸ = 494023568611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494023568567) 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, 7968122048 + ... + 7968122109.

It is an arithmetic number, because the mean of its divisors is an integer number (127489953264).

Almost surely, 2^494023568867 is an apocalyptic number.

494023568867 is a deficient number, since it is larger than the sum of its proper divisors (15936244189).

494023568867 is a wasteful number, since it uses less digits than its factorization.

494023568867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15936244188.

The product of its (nonzero) digits is 69672960, while the sum is 62.

The spelling of 494023568867 in words is "four hundred ninety-four billion, twenty-three million, five hundred sixty-eight thousand, eight hundred sixty-seven".