88640662043 has 2 divisors, whose sum is σ = 88640662044. Its totient is φ = 88640662042.

The previous prime is 88640661833. The next prime is 88640662049. The reversal of 88640662043 is 34026604688.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88640662043 - 2¹⁸ = 88640399899 is a prime.

It is not a weakly prime, because it can be changed into another prime (88640662049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44320331021 + 44320331022.

It is an arithmetic number, because the mean of its divisors is an integer number (44320331022).

Almost surely, 2^88640662043 is an apocalyptic number.

88640662043 is a deficient number, since it is larger than the sum of its proper divisors (1).

88640662043 is an equidigital number, since it uses as much as digits as its factorization.

88640662043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 47.

The spelling of 88640662043 in words is "eighty-eight billion, six hundred forty million, six hundred sixty-two thousand, forty-three".