135667305485 has 4 divisors (see below), whose sum is σ = 162800766588. Its totient is φ = 108533844384.

The previous prime is 135667305479. The next prime is 135667305497. The reversal of 135667305485 is 584503766531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14845716649 + 120821588836 = 121843^2 + 347594^2 .

It is a cyclic number.

It is not a de Polignac number, because 135667305485 - 2¹⁸ = 135667043341 is a prime.

It is a super-2 number, since 2×135667305485² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13566730544 + ... + 13566730553.

It is an arithmetic number, because the mean of its divisors is an integer number (40700191647).

Almost surely, 2^135667305485 is an apocalyptic number.

It is an amenable number.

135667305485 is a deficient number, since it is larger than the sum of its proper divisors (27133461103).

135667305485 is an equidigital number, since it uses as much as digits as its factorization.

135667305485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27133461102.

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 135667305485 in words is "one hundred thirty-five billion, six hundred sixty-seven million, three hundred five thousand, four hundred eighty-five".