88601603505973 has 2 divisors, whose sum is σ = 88601603505974. Its totient is φ = 88601603505972.

The previous prime is 88601603505913. The next prime is 88601603505977. The reversal of 88601603505973 is 37950530610688.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85276969109809 + 3324634396164 = 9234553^2 + 1823358^2 .

It is a cyclic number.

It is not a de Polignac number, because 88601603505973 - 2²¹ = 88601601408821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88601603505977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44300801752986 + 44300801752987.

It is an arithmetic number, because the mean of its divisors is an integer number (44300801752987).

Almost surely, 2^{88601603505973} is an apocalyptic number.

It is an amenable number.

88601603505973 is a deficient number, since it is larger than the sum of its proper divisors (1).

88601603505973 is an equidigital number, since it uses as much as digits as its factorization.

88601603505973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32659200, while the sum is 61.

The spelling of 88601603505973 in words is "eighty-eight trillion, six hundred one billion, six hundred three million, five hundred five thousand, nine hundred seventy-three".