123534015440233 has 16 divisors (see below), whose sum is σ = 126526754221056. Its totient is φ = 120556495825920.

The previous prime is 123534015440221. The next prime is 123534015440243. The reversal of 123534015440233 is 332044510435321.

It is a cyclic number.

It is not a de Polignac number, because 123534015440233 - 2³⁷ = 123396576486761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123534015440243) 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, 316377760 + ... + 316767982.

It is an arithmetic number, because the mean of its divisors is an integer number (7907922138816).

Almost surely, 2^{123534015440233} is an apocalyptic number.

It is an amenable number.

123534015440233 is a deficient number, since it is larger than the sum of its proper divisors (2992738780823).

123534015440233 is a wasteful number, since it uses less digits than its factorization.

123534015440233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409704.

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 123534015440233 its reverse (332044510435321), we get a palindrome (455578525875554).

The spelling of 123534015440233 in words is "one hundred twenty-three trillion, five hundred thirty-four billion, fifteen million, four hundred forty thousand, two hundred thirty-three".