75836938025805 has 32 divisors (see below), whose sum is σ = 138125142466560. Its totient is φ = 35170753865280.

The previous prime is 75836938025707. The next prime is 75836938025809. The reversal of 75836938025805 is 50852083963857.

It is not a de Polignac number, because 75836938025805 - 2⁷ = 75836938025677 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a self number, because there is not a number n which added to its sum of digits gives 75836938025805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75836938025809) 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 31 ways as a sum of consecutive naturals, for example, 9991687645 + ... + 9991695234.

It is an arithmetic number, because the mean of its divisors is an integer number (4316410702080).

Almost surely, 2^{75836938025805} is an apocalyptic number.

It is an amenable number.

75836938025805 is a deficient number, since it is larger than the sum of its proper divisors (62288204440755).

75836938025805 is a wasteful number, since it uses less digits than its factorization.

75836938025805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19983382921.

The product of its (nonzero) digits is 435456000, while the sum is 69.

The spelling of 75836938025805 in words is "seventy-five trillion, eight hundred thirty-six billion, nine hundred thirty-eight million, twenty-five thousand, eight hundred five".