123268035535 has 16 divisors (see below), whose sum is σ = 153823587840. Its totient is φ = 94715407360.

The previous prime is 123268035529. The next prime is 123268035551. The reversal of 123268035535 is 535530862321.

It is not a de Polignac number, because 123268035535 - 2¹³ = 123268027343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123268035491 and 123268035500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2197762 + ... + 2253151.

It is an arithmetic number, because the mean of its divisors is an integer number (9613974240).

Almost surely, 2^123268035535 is an apocalyptic number.

123268035535 is a deficient number, since it is larger than the sum of its proper divisors (30555552305).

123268035535 is a wasteful number, since it uses less digits than its factorization.

123268035535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451138.

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 123268035535 its reverse (535530862321), we get a palindrome (658798897856).

The spelling of 123268035535 in words is "one hundred twenty-three billion, two hundred sixty-eight million, thirty-five thousand, five hundred thirty-five".