12623542694101 has 4 divisors (see below), whose sum is σ = 12623567080972. Its totient is φ = 12623518307232.

The previous prime is 12623542694071. The next prime is 12623542694107. The reversal of 12623542694101 is 10149624532621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4271038089201 + 8352504604900 = 2066649^2 + 2890070^2 .

It is a cyclic number.

It is not a de Polignac number, because 12623542694101 - 2¹³ = 12623542685909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12623542694107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11399760 + ... + 12457993.

It is an arithmetic number, because the mean of its divisors is an integer number (3155891770243).

Almost surely, 2^{12623542694101} is an apocalyptic number.

It is an amenable number.

12623542694101 is a deficient number, since it is larger than the sum of its proper divisors (24386871).

12623542694101 is an equidigital number, since it uses as much as digits as its factorization.

12623542694101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24386870.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 12623542694101 in words is "twelve trillion, six hundred twenty-three billion, five hundred forty-two million, six hundred ninety-four thousand, one hundred one".