11057297197872 has 20 divisors (see below), whose sum is σ = 28564684427960. Its totient is φ = 3685765732608.

The previous prime is 11057297197831. The next prime is 11057297197883. The reversal of 11057297197872 is 27879179275011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115180179097 + ... + 115180179192.

It is an arithmetic number, because the mean of its divisors is an integer number (1428234221398).

Almost surely, 2^{11057297197872} is an apocalyptic number.

11057297197872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11057297197872 is an abundant number, since it is smaller than the sum of its proper divisors (17507387230088).

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

11057297197872 is a wasteful number, since it uses less digits than its factorization.

11057297197872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230360358300 (or 230360358294 counting only the distinct ones).

The product of its (nonzero) digits is 31116960, while the sum is 66.

The spelling of 11057297197872 in words is "eleven trillion, fifty-seven billion, two hundred ninety-seven million, one hundred ninety-seven thousand, eight hundred seventy-two".