11660276765278 has 4 divisors (see below), whose sum is σ = 17490415147920. Its totient is φ = 5830138382638.

The previous prime is 11660276765273. The next prime is 11660276765287. The reversal of 11660276765278 is 87256767206611.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11660276765273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2915069191318 + ... + 2915069191321.

It is an arithmetic number, because the mean of its divisors is an integer number (4372603786980).

Almost surely, 2^{11660276765278} is an apocalyptic number.

11660276765278 is a deficient number, since it is larger than the sum of its proper divisors (5830138382642).

11660276765278 is an equidigital number, since it uses as much as digits as its factorization.

11660276765278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5830138382641.

The product of its (nonzero) digits is 71124480, while the sum is 64.

The spelling of 11660276765278 in words is "eleven trillion, six hundred sixty billion, two hundred seventy-six million, seven hundred sixty-five thousand, two hundred seventy-eight".