135123454552233 has 32 divisors (see below), whose sum is σ = 216741808512000. Its totient is φ = 73148718240576.

The previous prime is 135123454552201. The next prime is 135123454552279. The reversal of 135123454552233 is 332255454321531.

It is not a de Polignac number, because 135123454552233 - 2⁵ = 135123454552201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135123454553233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34566943 + ... + 38276891.

It is an arithmetic number, because the mean of its divisors is an integer number (6773181516000).

Almost surely, 2^{135123454552233} is an apocalyptic number.

It is an amenable number.

135123454552233 is a deficient number, since it is larger than the sum of its proper divisors (81618353959767).

135123454552233 is a wasteful number, since it uses less digits than its factorization.

135123454552233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801261.

The product of its digits is 6480000, while the sum is 48.

The spelling of 135123454552233 in words is "one hundred thirty-five trillion, one hundred twenty-three billion, four hundred fifty-four million, five hundred fifty-two thousand, two hundred thirty-three".