123355363406 has 16 divisors (see below), whose sum is σ = 202075838208. Its totient is φ = 56009062200.

The previous prime is 123355363403. The next prime is 123355363429. The reversal of 123355363406 is 604363553321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123355363403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3057380 + ... + 3097463.

It is an arithmetic number, because the mean of its divisors is an integer number (12629739888).

Almost surely, 2^123355363406 is an apocalyptic number.

123355363406 is a deficient number, since it is larger than the sum of its proper divisors (78720474802).

123355363406 is a wasteful number, since it uses less digits than its factorization.

123355363406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6155767.

The product of its (nonzero) digits is 583200, while the sum is 41.

The spelling of 123355363406 in words is "one hundred twenty-three billion, three hundred fifty-five million, three hundred sixty-three thousand, four hundred six".