994717657536 has 28 divisors (see below), whose sum is σ = 2631857136072. Its totient is φ = 331572552448.

The previous prime is 994717657471. The next prime is 994717657643. The reversal of 994717657536 is 635756717499.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2590410375 + ... + 2590410758.

Almost surely, 2^994717657536 is an apocalyptic number.

994717657536 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

994717657536 is an abundant number, since it is smaller than the sum of its proper divisors (1637139478536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

994717657536 is a wasteful number, since it uses less digits than its factorization.

994717657536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5180821148 (or 5180821138 counting only the distinct ones).

The product of its digits is 300056400, while the sum is 69.

The spelling of 994717657536 in words is "nine hundred ninety-four billion, seven hundred seventeen million, six hundred fifty-seven thousand, five hundred thirty-six".