123527725321 has 32 divisors (see below), whose sum is σ = 165982924800. Its totient is φ = 88782799680.

The previous prime is 123527725319. The next prime is 123527725337.

123527725321 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 123527725321 - 2¹ = 123527725319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123527725021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1273540 + ... + 1367098.

It is an arithmetic number, because the mean of its divisors is an integer number (5186966400).

Almost surely, 2^123527725321 is an apocalyptic number.

123527725321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123527725321 is a deficient number, since it is larger than the sum of its proper divisors (42455199479).

123527725321 is a wasteful number, since it uses less digits than its factorization.

123527725321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94909.

The product of its digits is 176400, while the sum is 40.

It can be divided in two parts, 123527 and 725321, that added together give a palindrome (848848).

The spelling of 123527725321 in words is "one hundred twenty-three billion, five hundred twenty-seven million, seven hundred twenty-five thousand, three hundred twenty-one".