88042780873 has 2 divisors, whose sum is σ = 88042780874. Its totient is φ = 88042780872.

The previous prime is 88042780841. The next prime is 88042780883. The reversal of 88042780873 is 37808724088.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76136261184 + 11906519689 = 275928^2 + 109117^2 .

It is a cyclic number.

It is not a de Polignac number, because 88042780873 - 2⁵ = 88042780841 is a prime.

It is not a weakly prime, because it can be changed into another prime (88042780883) 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, 44021390436 + 44021390437.

It is an arithmetic number, because the mean of its divisors is an integer number (44021390437).

Almost surely, 2^88042780873 is an apocalyptic number.

It is an amenable number.

88042780873 is a deficient number, since it is larger than the sum of its proper divisors (1).

88042780873 is an equidigital number, since it uses as much as digits as its factorization.

88042780873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4816896, while the sum is 55.

The spelling of 88042780873 in words is "eighty-eight billion, forty-two million, seven hundred eighty thousand, eight hundred seventy-three".