75609424655423 has 16 divisors (see below), whose sum is σ = 80894347847040. Its totient is φ = 70455071052000.

The previous prime is 75609424655371. The next prime is 75609424655437. The reversal of 75609424655423 is 32455642490657.

It is a Cunningham number, because it is equal to 8695368²-1.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75609424655423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75609424655473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164983148 + ... + 165440798.

It is an arithmetic number, because the mean of its divisors is an integer number (5055896740440).

Almost surely, 2^{75609424655423} is an apocalyptic number.

75609424655423 is a deficient number, since it is larger than the sum of its proper divisors (5284923191617).

75609424655423 is a wasteful number, since it uses less digits than its factorization.

75609424655423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600278.

The product of its (nonzero) digits is 217728000, while the sum is 62.

The spelling of 75609424655423 in words is "seventy-five trillion, six hundred nine billion, four hundred twenty-four million, six hundred fifty-five thousand, four hundred twenty-three".