2261723422426 has 32 divisors (see below), whose sum is σ = 3660638682960. Its totient is φ = 1041848610816.

The previous prime is 2261723422411. The next prime is 2261723422429. The reversal of 2261723422426 is 6242243271622.

2261723422426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 53381792025 + 2208341630401 = 231045^2 + 1486049^2 .

It is not an unprimeable number, because it can be changed into a prime (2261723422429) 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, 112084050 + ... + 112104226.

Almost surely, 2^{2261723422426} is an apocalyptic number.

2261723422426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2261723422426 is a deficient number, since it is larger than the sum of its proper divisors (1398915260534).

2261723422426 is a wasteful number, since it uses less digits than its factorization.

2261723422426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28338.

The product of its digits is 774144, while the sum is 43.

The spelling of 2261723422426 in words is "two trillion, two hundred sixty-one billion, seven hundred twenty-three million, four hundred twenty-two thousand, four hundred twenty-six".