11765728235 has 16 divisors (see below), whose sum is σ = 14540059776. Its totient is φ = 9133181568.

The previous prime is 11765728229. The next prime is 11765728277. The reversal of 11765728235 is 53282756711.

It is a cyclic number.

It is not a de Polignac number, because 11765728235 - 2³⁰ = 10691986411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11765728235.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18752 + ... + 154541.

It is an arithmetic number, because the mean of its divisors is an integer number (908753736).

Almost surely, 2^11765728235 is an apocalyptic number.

11765728235 is a deficient number, since it is larger than the sum of its proper divisors (2774331541).

11765728235 is a wasteful number, since it uses less digits than its factorization.

11765728235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173702.

The product of its digits is 705600, while the sum is 47.

The spelling of 11765728235 in words is "eleven billion, seven hundred sixty-five million, seven hundred twenty-eight thousand, two hundred thirty-five".