123555363410523 has 16 divisors (see below), whose sum is σ = 179720743873536. Its totient is φ = 74880433580640.

The previous prime is 123555363410519. The next prime is 123555363410527. The reversal of 123555363410523 is 325014363555321.

It is an interprime number because it is at equal distance from previous prime (123555363410519) and next prime (123555363410527).

It is not a de Polignac number, because 123555363410523 - 2² = 123555363410519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123555363410527) 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, 38557236 + ... + 41638577.

It is an arithmetic number, because the mean of its divisors is an integer number (11232546492096).

Almost surely, 2^{123555363410523} is an apocalyptic number.

123555363410523 is a deficient number, since it is larger than the sum of its proper divisors (56165380463013).

123555363410523 is a wasteful number, since it uses less digits than its factorization.

123555363410523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80242514.

The product of its (nonzero) digits is 4860000, while the sum is 48.

The spelling of 123555363410523 in words is "one hundred twenty-three trillion, five hundred fifty-five billion, three hundred sixty-three million, four hundred ten thousand, five hundred twenty-three".