11697065472 has 80 divisors (see below), whose sum is σ = 32516668800. Its totient is φ = 3729487872.

The previous prime is 11697065459. The next prime is 11697065507. The reversal of 11697065472 is 27456079611.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130222 + ... + 200877.

It is an arithmetic number, because the mean of its divisors is an integer number (406458360).

Almost surely, 2^11697065472 is an apocalyptic number.

11697065472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11697065472 is an abundant number, since it is smaller than the sum of its proper divisors (20819603328).

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

11697065472 is an equidigital number, since it uses as much as digits as its factorization.

11697065472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331143 (or 331127 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 48.

The spelling of 11697065472 in words is "eleven billion, six hundred ninety-seven million, sixty-five thousand, four hundred seventy-two".