11656177347 has 16 divisors (see below), whose sum is σ = 16461120672. Its totient is φ = 7311306240.

The previous prime is 11656177333. The next prime is 11656177387. The reversal of 11656177347 is 74377165611.

11656177347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11656177347 - 2¹¹ = 11656175299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11656177296 and 11656177305.

It is not an unprimeable number, because it can be changed into a prime (11656177387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128793 + ... + 199749.

It is an arithmetic number, because the mean of its divisors is an integer number (1028820042).

Almost surely, 2^11656177347 is an apocalyptic number.

11656177347 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11656177347 is a deficient number, since it is larger than the sum of its proper divisors (4804943325).

11656177347 is a wasteful number, since it uses less digits than its factorization.

11656177347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74198.

The product of its digits is 740880, while the sum is 48.

The spelling of 11656177347 in words is "eleven billion, six hundred fifty-six million, one hundred seventy-seven thousand, three hundred forty-seven".