84444152929 has 2 divisors, whose sum is σ = 84444152930. Its totient is φ = 84444152928.

The previous prime is 84444152899. The next prime is 84444152971. The reversal of 84444152929 is 92925144448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83128422400 + 1315730529 = 288320^2 + 36273^2 .

It is a cyclic number.

It is not a de Polignac number, because 84444152929 - 2¹³ = 84444144737 is a prime.

It is not a weakly prime, because it can be changed into another prime (84444153929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42222076464 + 42222076465.

It is an arithmetic number, because the mean of its divisors is an integer number (42222076465).

Almost surely, 2^84444152929 is an apocalyptic number.

It is an amenable number.

84444152929 is a deficient number, since it is larger than the sum of its proper divisors (1).

84444152929 is an equidigital number, since it uses as much as digits as its factorization.

84444152929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3317760, while the sum is 52.

The spelling of 84444152929 in words is "eighty-four billion, four hundred forty-four million, one hundred fifty-two thousand, nine hundred twenty-nine".