11595061655 has 4 divisors (see below), whose sum is σ = 13914073992. Its totient is φ = 9276049320.

The previous prime is 11595061637. The next prime is 11595061711. The reversal of 11595061655 is 55616059511.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-11595061655 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1159506161 + ... + 1159506170.

It is an arithmetic number, because the mean of its divisors is an integer number (3478518498).

Almost surely, 2^11595061655 is an apocalyptic number.

11595061655 is a deficient number, since it is larger than the sum of its proper divisors (2319012337).

11595061655 is an equidigital number, since it uses as much as digits as its factorization.

11595061655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319012336.

The product of its (nonzero) digits is 202500, while the sum is 44.

The spelling of 11595061655 in words is "eleven billion, five hundred ninety-five million, sixty-one thousand, six hundred fifty-five".