11097531819000 has 768 divisors, whose sum is σ = 43745332176000. Its totient is φ = 2597519232000.

The previous prime is 11097531818999. The next prime is 11097531819091. The reversal of 11097531819000 is 91813579011.

It is a happy number.

11097531819000 is a `hidden beast` number, since 1 + 10 + 97 + 531 + 8 + 19 + 0 + 0 + 0 = 666.

11097531819000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11097531819000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 94684434 + ... + 94801566.

Almost surely, 2^{11097531819000} is an apocalyptic number.

11097531819000 is a gapful number since it is divisible by the number (10) 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 11097531819000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21872666088000).

11097531819000 is an abundant number, since it is smaller than the sum of its proper divisors (32647800357000).

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

11097531819000 is a wasteful number, since it uses less digits than its factorization.

11097531819000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117214 (or 117183 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 45.

The spelling of 11097531819000 in words is "eleven trillion, ninety-seven billion, five hundred thirty-one million, eight hundred nineteen thousand".