1298898536796 has 432 divisors, whose sum is σ = 4107038382720. Its totient is φ = 344064672000.

The previous prime is 1298898536791. The next prime is 1298898536801. The reversal of 1298898536796 is 6976358988921.

1298898536796 is a `hidden beast` number, since 1 + 2 + 9 + 8 + 8 + 9 + 8 + 536 + 79 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (1298898536791) and next prime (1298898536801).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1298898536791) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 431382931 + ... + 431385941.

Almost surely, 2^{1298898536796} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1298898536796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2053519191360).

1298898536796 is an abundant number, since it is smaller than the sum of its proper divisors (2808139845924).

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

1298898536796 is a wasteful number, since it uses less digits than its factorization.

1298898536796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3326 (or 3314 counting only the distinct ones).

The product of its digits is 2821754880, while the sum is 81.

The spelling of 1298898536796 in words is "one trillion, two hundred ninety-eight billion, eight hundred ninety-eight million, five hundred thirty-six thousand, seven hundred ninety-six".