440770044061 has 2 divisors, whose sum is σ = 440770044062. Its totient is φ = 440770044060.

The previous prime is 440770044053. The next prime is 440770044119. The reversal of 440770044061 is 160440077044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 242305140025 + 198464904036 = 492245^2 + 445494^2 .

It is a cyclic number.

It is not a de Polignac number, because 440770044061 - 2³ = 440770044053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 440770044061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440770044031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220385022030 + 220385022031.

It is an arithmetic number, because the mean of its divisors is an integer number (220385022031).

Almost surely, 2^440770044061 is an apocalyptic number.

It is an amenable number.

440770044061 is a deficient number, since it is larger than the sum of its proper divisors (1).

440770044061 is an equidigital number, since it uses as much as digits as its factorization.

440770044061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75264, while the sum is 37.

The spelling of 440770044061 in words is "four hundred forty billion, seven hundred seventy million, forty-four thousand, sixty-one".