494349121943494 has 4 divisors (see below), whose sum is σ = 741523682915244. Its totient is φ = 247174560971746.

The previous prime is 494349121943447. The next prime is 494349121943497.

494349121943494 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494349121943497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123587280485872 + ... + 123587280485875.

It is an arithmetic number, because the mean of its divisors is an integer number (185380920728811).

Almost surely, 2^{494349121943494} is an apocalyptic number.

494349121943494 is a deficient number, since it is larger than the sum of its proper divisors (247174560971750).

494349121943494 is a wasteful number, since it uses less digits than its factorization.

494349121943494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247174560971749.

The product of its digits is 483729408, while the sum is 70.

The spelling of 494349121943494 in words is "four hundred ninety-four trillion, three hundred forty-nine billion, one hundred twenty-one million, nine hundred forty-three thousand, four hundred ninety-four".