11895701728 has 12 divisors (see below), whose sum is σ = 23419662840. Its totient is φ = 5947850848.

The previous prime is 11895701707. The next prime is 11895701731. The reversal of 11895701728 is 82710759811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185870308 + ... + 185870371.

It is an arithmetic number, because the mean of its divisors is an integer number (1951638570).

Almost surely, 2^11895701728 is an apocalyptic number.

It is an amenable number.

11895701728 is a deficient number, since it is larger than the sum of its proper divisors (11523961112).

11895701728 is an equidigital number, since it uses as much as digits as its factorization.

11895701728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371740689 (or 371740681 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 49.

The spelling of 11895701728 in words is "eleven billion, eight hundred ninety-five million, seven hundred one thousand, seven hundred twenty-eight".