135366731471667 has 4 divisors (see below), whose sum is σ = 180488975295560. Its totient is φ = 90244487647776.

The previous prime is 135366731471641. The next prime is 135366731471687. The reversal of 135366731471667 is 766174137663531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 135366731471667 - 2¹⁵ = 135366731438899 is a prime.

It is a super-3 number, since 3×135366731471667³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135366731471598 and 135366731471607.

It is not an unprimeable number, because it can be changed into a prime (135366731471687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22561121911942 + ... + 22561121911947.

It is an arithmetic number, because the mean of its divisors is an integer number (45122243823890).

Almost surely, 2^{135366731471667} is an apocalyptic number.

135366731471667 is a deficient number, since it is larger than the sum of its proper divisors (45122243823893).

135366731471667 is an equidigital number, since it uses as much as digits as its factorization.

135366731471667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45122243823892.

The product of its digits is 240045120, while the sum is 66.

The spelling of 135366731471667 in words is "one hundred thirty-five trillion, three hundred sixty-six billion, seven hundred thirty-one million, four hundred seventy-one thousand, six hundred sixty-seven".