11812504677 has 4 divisors (see below), whose sum is σ = 15750006240. Its totient is φ = 7875003116.

The previous prime is 11812504651. The next prime is 11812504681. The reversal of 11812504677 is 77640521811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11812504677 - 2¹⁰ = 11812503653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11812504177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968750777 + ... + 1968750782.

It is an arithmetic number, because the mean of its divisors is an integer number (3937501560).

Almost surely, 2^11812504677 is an apocalyptic number.

It is an amenable number.

11812504677 is a deficient number, since it is larger than the sum of its proper divisors (3937501563).

11812504677 is an equidigital number, since it uses as much as digits as its factorization.

11812504677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3937501562.

The product of its (nonzero) digits is 94080, while the sum is 42.

The spelling of 11812504677 in words is "eleven billion, eight hundred twelve million, five hundred four thousand, six hundred seventy-seven".