123345536255 has 8 divisors (see below), whose sum is σ = 148037277024. Its totient is φ = 98661340000.

The previous prime is 123345536221. The next prime is 123345536261. The reversal of 123345536255 is 552635543321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123345536255 - 2⁶ = 123345536191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1850096 + ... + 1915605.

It is an arithmetic number, because the mean of its divisors is an integer number (18504659628).

Almost surely, 2^123345536255 is an apocalyptic number.

123345536255 is a deficient number, since it is larger than the sum of its proper divisors (24691740769).

123345536255 is an equidigital number, since it uses as much as digits as its factorization.

123345536255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3772257.

The product of its digits is 1620000, while the sum is 44.

The spelling of 123345536255 in words is "one hundred twenty-three billion, three hundred forty-five million, five hundred thirty-six thousand, two hundred fifty-five".