11998713804 has 288 divisors, whose sum is σ = 36734251008. Its totient is φ = 2980454400.

The previous prime is 11998713767. The next prime is 11998713817. The reversal of 11998713804 is 40831789911.

It is a happy number.

It is a super-3 number, since 3×11998713804³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 35604324 + ... + 35604660.

Almost surely, 2^11998713804 is an apocalyptic number.

11998713804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11998713804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18367125504).

11998713804 is an abundant number, since it is smaller than the sum of its proper divisors (24735537204).

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

11998713804 is a wasteful number, since it uses less digits than its factorization.

11998713804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 51.

The spelling of 11998713804 in words is "eleven billion, nine hundred ninety-eight million, seven hundred thirteen thousand, eight hundred four".