44210002261 has 2 divisors, whose sum is σ = 44210002262. Its totient is φ = 44210002260.

The previous prime is 44210002169. The next prime is 44210002279. The reversal of 44210002261 is 16220001244.

It is a happy number.

44210002261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43809001636 + 401000625 = 209306^2 + 20025^2 .

It is a cyclic number.

It is not a de Polignac number, because 44210002261 - 2⁹ = 44210001749 is a prime.

It is a super-2 number, since 2×44210002261² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44210002961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22105001130 + 22105001131.

It is an arithmetic number, because the mean of its divisors is an integer number (22105001131).

Almost surely, 2^44210002261 is an apocalyptic number.

It is an amenable number.

44210002261 is a deficient number, since it is larger than the sum of its proper divisors (1).

44210002261 is an equidigital number, since it uses as much as digits as its factorization.

44210002261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

The spelling of 44210002261 in words is "forty-four billion, two hundred ten million, two thousand, two hundred sixty-one".