2650226506601 has 4 divisors (see below), whose sum is σ = 2650590406032. Its totient is φ = 2649862607172.

The previous prime is 2650226506549. The next prime is 2650226506619. The reversal of 2650226506601 is 1066056220562.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2650226506601 - 2²⁶ = 2650159397737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2650226506201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181938791 + ... + 181953356.

It is an arithmetic number, because the mean of its divisors is an integer number (662647601508).

Almost surely, 2^{2650226506601} is an apocalyptic number.

It is an amenable number.

2650226506601 is a deficient number, since it is larger than the sum of its proper divisors (363899431).

2650226506601 is an equidigital number, since it uses as much as digits as its factorization.

2650226506601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363899430.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 2650226506601 in words is "two trillion, six hundred fifty billion, two hundred twenty-six million, five hundred six thousand, six hundred one".