4912923866 has 4 divisors (see below), whose sum is σ = 7369385802. Its totient is φ = 2456461932.

The previous prime is 4912923863. The next prime is 4912923877. The reversal of 4912923866 is 6683292194.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6683292194 = 2 ⋅3341646097.

It can be written as a sum of positive squares in only one way, i.e., 4771908241 + 141015625 = 69079^2 + 11875^2 .

It is a super-2 number, since 2×4912923866² = 48273641826224771912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4912923863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228230965 + ... + 1228230968.

Almost surely, 2^4912923866 is an apocalyptic number.

4912923866 is a deficient number, since it is larger than the sum of its proper divisors (2456461936).

4912923866 is a wasteful number, since it uses less digits than its factorization.

4912923866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456461935.

The product of its digits is 1119744, while the sum is 50.

The square root of 4912923866 is about 70092.2525390645. The cubic root of 4912923866 is about 1699.9912186398.

The spelling of 4912923866 in words is "four billion, nine hundred twelve million, nine hundred twenty-three thousand, eight hundred sixty-six".