123533503705 has 16 divisors (see below), whose sum is σ = 150689265984. Its totient is φ = 97194502080.

The previous prime is 123533503703. The next prime is 123533503727. The reversal of 123533503705 is 507305335321.

It is not a de Polignac number, because 123533503705 - 2¹ = 123533503703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123533503703) 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, 3001194 + ... + 3042076.

It is an arithmetic number, because the mean of its divisors is an integer number (9418079124).

Almost surely, 2^123533503705 is an apocalyptic number.

It is an amenable number.

123533503705 is a deficient number, since it is larger than the sum of its proper divisors (27155762279).

123533503705 is an equidigital number, since it uses as much as digits as its factorization.

123533503705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50856.

The product of its (nonzero) digits is 141750, while the sum is 37.

The spelling of 123533503705 in words is "one hundred twenty-three billion, five hundred thirty-three million, five hundred three thousand, seven hundred five".