135607805455 has 16 divisors (see below), whose sum is σ = 163341741024. Its totient is φ = 108078154240.

The previous prime is 135607805453. The next prime is 135607805477. The reversal of 135607805455 is 554508706531.

It is not a de Polignac number, because 135607805455 - 2¹ = 135607805453 is a prime.

It is a super-2 number, since 2×135607805455² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135607805399 and 135607805408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135607805453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13338204 + ... + 13348366.

It is an arithmetic number, because the mean of its divisors is an integer number (10208858814).

Almost surely, 2^135607805455 is an apocalyptic number.

135607805455 is a deficient number, since it is larger than the sum of its proper divisors (27733935569).

135607805455 is a wasteful number, since it uses less digits than its factorization.

135607805455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19946.

The product of its (nonzero) digits is 2520000, while the sum is 49.

The spelling of 135607805455 in words is "one hundred thirty-five billion, six hundred seven million, eight hundred five thousand, four hundred fifty-five".