11197536576 has 56 divisors (see below), whose sum is σ = 30032699904. Its totient is φ = 3681377280.

The previous prime is 11197536529. The next prime is 11197536607. The reversal of 11197536576 is 67563579111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385440 + ... + 413471.

Almost surely, 2^11197536576 is an apocalyptic number.

11197536576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11197536576 is an abundant number, since it is smaller than the sum of its proper divisors (18835163328).

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

11197536576 is an equidigital number, since it uses as much as digits as its factorization.

11197536576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798999 (or 798989 counting only the distinct ones).

The product of its digits is 1190700, while the sum is 51.

The spelling of 11197536576 in words is "eleven billion, one hundred ninety-seven million, five hundred thirty-six thousand, five hundred seventy-six".