11676420787 has 8 divisors (see below), whose sum is σ = 12211605504. Its totient is φ = 11143528968.

The previous prime is 11676420781. The next prime is 11676420841. The reversal of 11676420787 is 78702467611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11676420787 - 2²⁷ = 11542203059 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 11676420787.

It is not an unprimeable number, because it can be changed into a prime (11676420781) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 562803 + ... + 583180.

It is an arithmetic number, because the mean of its divisors is an integer number (1526450688).

Almost surely, 2^11676420787 is an apocalyptic number.

11676420787 is a deficient number, since it is larger than the sum of its proper divisors (535184717).

11676420787 is a wasteful number, since it uses less digits than its factorization.

11676420787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146449.

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

The spelling of 11676420787 in words is "eleven billion, six hundred seventy-six million, four hundred twenty thousand, seven hundred eighty-seven".