123354547005 has 8 divisors (see below), whose sum is σ = 197367275232. Its totient is φ = 65789091728.

The previous prime is 123354546989. The next prime is 123354547013. The reversal of 123354547005 is 500745453321.

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

It is a cyclic number.

It is not a de Polignac number, because 123354547005 - 2⁴ = 123354546989 is a prime.

It is a Curzon 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, 4111818219 + ... + 4111818248.

It is an arithmetic number, because the mean of its divisors is an integer number (24670909404).

Almost surely, 2^123354547005 is an apocalyptic number.

123354547005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123354547005 is a deficient number, since it is larger than the sum of its proper divisors (74012728227).

123354547005 is an equidigital number, since it uses as much as digits as its factorization.

123354547005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8223636475.

The product of its (nonzero) digits is 252000, while the sum is 39.

The spelling of 123354547005 in words is "one hundred twenty-three billion, three hundred fifty-four million, five hundred forty-seven thousand, five".