135468300138238 has 32 divisors (see below), whose sum is σ = 211514133276000. Its totient is φ = 64993810613760.

The previous prime is 135468300138233. The next prime is 135468300138247. The reversal of 135468300138238 is 832831003864531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135468300138233) 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, 4788703 + ... + 17142586.

It is an arithmetic number, because the mean of its divisors is an integer number (6609816664875).

Almost surely, 2^{135468300138238} is an apocalyptic number.

135468300138238 is a deficient number, since it is larger than the sum of its proper divisors (76045833137762).

135468300138238 is a wasteful number, since it uses less digits than its factorization.

135468300138238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21931980.

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 135468300138238 in words is "one hundred thirty-five trillion, four hundred sixty-eight billion, three hundred million, one hundred thirty-eight thousand, two hundred thirty-eight".