11686700831731 has 2 divisors, whose sum is σ = 11686700831732. Its totient is φ = 11686700831730.

The previous prime is 11686700831693. The next prime is 11686700831747. The reversal of 11686700831731 is 13713800768611.

It is a happy number.

11686700831731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11686700831731 - 2⁹ = 11686700831219 is a prime.

It is a super-2 number, since 2×11686700831731² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11686700831831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5843350415865 + 5843350415866.

It is an arithmetic number, because the mean of its divisors is an integer number (5843350415866).

Almost surely, 2^{11686700831731} is an apocalyptic number.

11686700831731 is a deficient number, since it is larger than the sum of its proper divisors (1).

11686700831731 is an equidigital number, since it uses as much as digits as its factorization.

11686700831731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The spelling of 11686700831731 in words is "eleven trillion, six hundred eighty-six billion, seven hundred million, eight hundred thirty-one thousand, seven hundred thirty-one".