623066337101 has 4 divisors (see below), whose sum is σ = 670994516892. Its totient is φ = 575138157312.

The previous prime is 623066337097. The next prime is 623066337139. The reversal of 623066337101 is 101733660326.

It is a happy number.

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 232598821225 + 390467515876 = 482285^2 + 624874^2 .

It is a cyclic number.

It is not a de Polignac number, because 623066337101 - 2² = 623066337097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623066337191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23964089876 + ... + 23964089901.

It is an arithmetic number, because the mean of its divisors is an integer number (167748629223).

Almost surely, 2^623066337101 is an apocalyptic number.

It is an amenable number.

623066337101 is a deficient number, since it is larger than the sum of its proper divisors (47928179791).

623066337101 is a wasteful number, since it uses less digits than its factorization.

623066337101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47928179790.

The product of its (nonzero) digits is 81648, while the sum is 38.

Adding to 623066337101 its reverse (101733660326), we get a palindrome (724799997427).

The spelling of 623066337101 in words is "six hundred twenty-three billion, sixty-six million, three hundred thirty-seven thousand, one hundred one".