7923385706 has 4 divisors (see below), whose sum is σ = 11885078562. Its totient is φ = 3961692852.

The previous prime is 7923385699. The next prime is 7923385727. The reversal of 7923385706 is 6075833297.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6075833297 = 29 ⋅209511493.

It can be written as a sum of positive squares in only one way, i.e., 7878160081 + 45225625 = 88759^2 + 6725^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1980846425 + ... + 1980846428.

Almost surely, 2^7923385706 is an apocalyptic number.

7923385706 is a deficient number, since it is larger than the sum of its proper divisors (3961692856).

7923385706 is a wasteful number, since it uses less digits than its factorization.

7923385706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961692855.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The square root of 7923385706 is about 89013.4018336565. The cubic root of 7923385706 is about 1993.5949852900.

The spelling of 7923385706 in words is "seven billion, nine hundred twenty-three million, three hundred eighty-five thousand, seven hundred six".