123341551255 has 16 divisors (see below), whose sum is σ = 160015472064. Its totient is φ = 90728570880.

The previous prime is 123341551247. The next prime is 123341551331. The reversal of 123341551255 is 552155143321.

It is not a de Polignac number, because 123341551255 - 2³ = 123341551247 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 15 ways as a sum of consecutive naturals, for example, 3675051 + ... + 3708460.

It is an arithmetic number, because the mean of its divisors is an integer number (10000967004).

Almost surely, 2^123341551255 is an apocalyptic number.

123341551255 is a deficient number, since it is larger than the sum of its proper divisors (36673920809).

123341551255 is a wasteful number, since it uses less digits than its factorization.

123341551255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7383786.

The product of its digits is 90000, while the sum is 37.

Adding to 123341551255 its reverse (552155143321), we get a palindrome (675496694576).

The spelling of 123341551255 in words is "one hundred twenty-three billion, three hundred forty-one million, five hundred fifty-one thousand, two hundred fifty-five".