75705666922 has 8 divisors (see below), whose sum is σ = 116627649156. Its totient is φ = 36829783872.

The previous prime is 75705666901. The next prime is 75705666941. The reversal of 75705666922 is 22966650757.

It can be written as a sum of positive squares in 2 ways, for example, as 75355191081 + 350475841 = 274509^2 + 18721^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511524703 + ... + 511524850.

Almost surely, 2^75705666922 is an apocalyptic number.

75705666922 is a deficient number, since it is larger than the sum of its proper divisors (40921982234).

75705666922 is a wasteful number, since it uses less digits than its factorization.

75705666922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023049592.

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 75705666922 in words is "seventy-five billion, seven hundred five million, six hundred sixty-six thousand, nine hundred twenty-two".