123344775357 has 16 divisors (see below), whose sum is σ = 174382258752. Its totient is φ = 77282374400.

The previous prime is 123344775311. The next prime is 123344775371. The reversal of 123344775357 is 753577443321.

It is a cyclic number.

It is not a de Polignac number, because 123344775357 - 2⁶ = 123344775293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123344775557) 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, 1689303 + ... + 1760804.

It is an arithmetic number, because the mean of its divisors is an integer number (10898891172).

Almost surely, 2^123344775357 is an apocalyptic number.

123344775357 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

123344775357 is a deficient number, since it is larger than the sum of its proper divisors (51037483395).

123344775357 is a wasteful number, since it uses less digits than its factorization.

123344775357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450828.

The product of its digits is 7408800, while the sum is 51.

The spelling of 123344775357 in words is "one hundred twenty-three billion, three hundred forty-four million, seven hundred seventy-five thousand, three hundred fifty-seven".