23505773066 has 4 divisors (see below), whose sum is σ = 35258659602. Its totient is φ = 11752886532.

The previous prime is 23505773051. The next prime is 23505773077. The reversal of 23505773066 is 66037750532.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21982510225 + 1523262841 = 148265^2 + 39029^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5876443265 + ... + 5876443268.

Almost surely, 2^23505773066 is an apocalyptic number.

23505773066 is a deficient number, since it is larger than the sum of its proper divisors (11752886536).

23505773066 is a wasteful number, since it uses less digits than its factorization.

23505773066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11752886535.

The product of its (nonzero) digits is 793800, while the sum is 44.

The spelling of 23505773066 in words is "twenty-three billion, five hundred five million, seven hundred seventy-three thousand, sixty-six".