44455164042011 has 2 divisors, whose sum is σ = 44455164042012. Its totient is φ = 44455164042010.

The previous prime is 44455164042007. The next prime is 44455164042077. The reversal of 44455164042011 is 11024046155444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44455164042011 - 2² = 44455164042007 is a prime.

It is a super-2 number, since 2×44455164042011² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44455164042011.

It is not a weakly prime, because it can be changed into another prime (44455124042011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22227582021005 + 22227582021006.

It is an arithmetic number, because the mean of its divisors is an integer number (22227582021006).

Almost surely, 2^{44455164042011} is an apocalyptic number.

44455164042011 is a deficient number, since it is larger than the sum of its proper divisors (1).

44455164042011 is an equidigital number, since it uses as much as digits as its factorization.

44455164042011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 307200, while the sum is 41.

The spelling of 44455164042011 in words is "forty-four trillion, four hundred fifty-five billion, one hundred sixty-four million, forty-two thousand, eleven".