494950660799 has 16 divisors (see below), whose sum is σ = 575399392320. Its totient is φ = 416948636160.

The previous prime is 494950660783. The next prime is 494950660811. The reversal of 494950660799 is 997066059494.

It is not a de Polignac number, because 494950660799 - 2⁴ = 494950660783 is a prime.

It is a super-3 number, since 3×494950660799³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494950662799) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53207 + ... + 996359.

It is an arithmetic number, because the mean of its divisors is an integer number (35962462020).

Almost surely, 2^494950660799 is an apocalyptic number.

494950660799 is a deficient number, since it is larger than the sum of its proper divisors (80448731521).

494950660799 is a wasteful number, since it uses less digits than its factorization.

494950660799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944450.

The product of its (nonzero) digits is 132269760, while the sum is 68.

The spelling of 494950660799 in words is "four hundred ninety-four billion, nine hundred fifty million, six hundred sixty thousand, seven hundred ninety-nine".