135450312155223 has 16 divisors (see below), whose sum is σ = 200766715785216. Its totient is φ = 80665198305120.

The previous prime is 135450312155177. The next prime is 135450312155239. The reversal of 135450312155223 is 322551213054531.

It is not a de Polignac number, because 135450312155223 - 2⁸ = 135450312154967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135450312151223) 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, 56017497615 + ... + 56017500032.

It is an arithmetic number, because the mean of its divisors is an integer number (12547919736576).

Almost surely, 2^{135450312155223} is an apocalyptic number.

135450312155223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135450312155223 is a deficient number, since it is larger than the sum of its proper divisors (65316403629993).

135450312155223 is a wasteful number, since it uses less digits than its factorization.

135450312155223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112034997694.

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 135450312155223 in words is "one hundred thirty-five trillion, four hundred fifty billion, three hundred twelve million, one hundred fifty-five thousand, two hundred twenty-three".