11658688471 has 2 divisors, whose sum is σ = 11658688472. Its totient is φ = 11658688470.

The previous prime is 11658688423. The next prime is 11658688487. The reversal of 11658688471 is 17488685611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11658688471 - 2⁷ = 11658688343 is a prime.

It is a super-3 number, since 3×11658688471³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11658680471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5829344235 + 5829344236.

It is an arithmetic number, because the mean of its divisors is an integer number (5829344236).

Almost surely, 2^11658688471 is an apocalyptic number.

11658688471 is a deficient number, since it is larger than the sum of its proper divisors (1).

11658688471 is an equidigital number, since it uses as much as digits as its factorization.

11658688471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2580480, while the sum is 55.

The spelling of 11658688471 in words is "eleven billion, six hundred fifty-eight million, six hundred eighty-eight thousand, four hundred seventy-one".