135951537255 has 16 divisors (see below), whose sum is σ = 217528796160. Its totient is φ = 72505374368.

The previous prime is 135951537217. The next prime is 135951537259. The reversal of 135951537255 is 552735159531.

It is a cyclic number.

It is not a de Polignac number, because 135951537255 - 2⁸ = 135951536999 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 135951537198 and 135951537207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135951537259) 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, 496654 + ... + 720116.

It is an arithmetic number, because the mean of its divisors is an integer number (13595549760).

Almost surely, 2^135951537255 is an apocalyptic number.

135951537255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135951537255 is a deficient number, since it is larger than the sum of its proper divisors (81577258905).

135951537255 is a wasteful number, since it uses less digits than its factorization.

135951537255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264030.

The product of its digits is 3543750, while the sum is 51.

The spelling of 135951537255 in words is "one hundred thirty-five billion, nine hundred fifty-one million, five hundred thirty-seven thousand, two hundred fifty-five".