11676278047 has 4 divisors (see below), whose sum is σ = 13344317776. Its totient is φ = 10008238320.

The previous prime is 11676278041. The next prime is 11676278057. The reversal of 11676278047 is 74087267611.

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

It is a cyclic number.

It is not a de Polignac number, because 11676278047 - 2⁷ = 11676277919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11676278041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 834019854 + ... + 834019867.

It is an arithmetic number, because the mean of its divisors is an integer number (3336079444).

Almost surely, 2^11676278047 is an apocalyptic number.

11676278047 is a deficient number, since it is larger than the sum of its proper divisors (1668039729).

11676278047 is an equidigital number, since it uses as much as digits as its factorization.

11676278047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668039728.

The product of its (nonzero) digits is 790272, while the sum is 49.

The spelling of 11676278047 in words is "eleven billion, six hundred seventy-six million, two hundred seventy-eight thousand, forty-seven".