61444226023 has 2 divisors, whose sum is σ = 61444226024. Its totient is φ = 61444226022.

The previous prime is 61444225991. The next prime is 61444226033. The reversal of 61444226023 is 32062244416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61444226023 - 2⁵ = 61444225991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61444226023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61444226033) 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 as a sum of consecutive naturals, namely, 30722113011 + 30722113012.

It is an arithmetic number, because the mean of its divisors is an integer number (30722113012).

Almost surely, 2^61444226023 is an apocalyptic number.

61444226023 is a deficient number, since it is larger than the sum of its proper divisors (1).

61444226023 is an equidigital number, since it uses as much as digits as its factorization.

61444226023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 61444226023 in words is "sixty-one billion, four hundred forty-four million, two hundred twenty-six thousand, twenty-three".