88601603505913 has 2 divisors, whose sum is σ = 88601603505914. Its totient is φ = 88601603505912.

The previous prime is 88601603505823. The next prime is 88601603505973. The reversal of 88601603505913 is 31950530610688.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84527374291129 + 4074229214784 = 9193877^2 + 2018472^2 .

It is a cyclic number.

It is not a de Polignac number, because 88601603505913 - 2¹³ = 88601603497721 is a prime.

It is not a weakly prime, because it can be changed into another prime (88601603505973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44300801752956 + 44300801752957.

It is an arithmetic number, because the mean of its divisors is an integer number (44300801752957).

Almost surely, 2^{88601603505913} is an apocalyptic number.

It is an amenable number.

88601603505913 is a deficient number, since it is larger than the sum of its proper divisors (1).

88601603505913 is an equidigital number, since it uses as much as digits as its factorization.

88601603505913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 88601603505913 in words is "eighty-eight trillion, six hundred one billion, six hundred three million, five hundred five thousand, nine hundred thirteen".