88444527921553 has 2 divisors, whose sum is σ = 88444527921554. Its totient is φ = 88444527921552.

The previous prime is 88444527921527. The next prime is 88444527921569. The reversal of 88444527921553 is 35512972544488.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82000124273664 + 6444403647889 = 9055392^2 + 2538583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88444527921553 is a prime.

It is not a weakly prime, because it can be changed into another prime (88444527921853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44222263960776 + 44222263960777.

It is an arithmetic number, because the mean of its divisors is an integer number (44222263960777).

Almost surely, 2^{88444527921553} is an apocalyptic number.

It is an amenable number.

88444527921553 is a deficient number, since it is larger than the sum of its proper divisors (1).

88444527921553 is an equidigital number, since it uses as much as digits as its factorization.

88444527921553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072000, while the sum is 67.

The spelling of 88444527921553 in words is "eighty-eight trillion, four hundred forty-four billion, five hundred twenty-seven million, nine hundred twenty-one thousand, five hundred fifty-three".