135685846838535 has 16 divisors (see below), whose sum is σ = 248111262790656. Its totient is φ = 62027815697568.

The previous prime is 135685846838491. The next prime is 135685846838543. The reversal of 135685846838535 is 535838648586531.

It is not a de Polignac number, because 135685846838535 - 2¹⁸ = 135685846576391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646123080079 + ... + 646123080288.

It is an arithmetic number, because the mean of its divisors is an integer number (15506953924416).

Almost surely, 2^{135685846838535} is an apocalyptic number.

135685846838535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135685846838535 is a deficient number, since it is larger than the sum of its proper divisors (112425415952121).

135685846838535 is a wasteful number, since it uses less digits than its factorization.

135685846838535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292246160382.

The product of its digits is 9953280000, while the sum is 78.

The spelling of 135685846838535 in words is "one hundred thirty-five trillion, six hundred eighty-five billion, eight hundred forty-six million, eight hundred thirty-eight thousand, five hundred thirty-five".