75982265861 has 16 divisors (see below), whose sum is σ = 79147766784. Its totient is φ = 72876392064.

The previous prime is 75982265839. The next prime is 75982265869. The reversal of 75982265861 is 16856228957.

It is a cyclic number.

It is not a de Polignac number, because 75982265861 - 2²² = 75978071557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75982265861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75982265869) 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 in 15 ways as a sum of consecutive naturals, for example, 5781680 + ... + 5794806.

It is an arithmetic number, because the mean of its divisors is an integer number (4946735424).

Almost surely, 2^75982265861 is an apocalyptic number.

It is an amenable number.

75982265861 is a deficient number, since it is larger than the sum of its proper divisors (3165500923).

75982265861 is a wasteful number, since it uses less digits than its factorization.

75982265861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15380.

The product of its digits is 14515200, while the sum is 59.

The spelling of 75982265861 in words is "seventy-five billion, nine hundred eighty-two million, two hundred sixty-five thousand, eight hundred sixty-one".