9999214682 has 4 divisors (see below), whose sum is σ = 14998822026. Its totient is φ = 4999607340.

The previous prime is 9999214681. The next prime is 9999214691. The reversal of 9999214682 is 2864129999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2864129999 = 953 ⋅3005383.

It can be written as a sum of positive squares in only one way, i.e., 9494358721 + 504855961 = 97439^2 + 22469^2 .

It is a super-2 number, since 2×9999214682² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9999214681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499803669 + ... + 2499803672.

Almost surely, 2^9999214682 is an apocalyptic number.

9999214682 is a deficient number, since it is larger than the sum of its proper divisors (4999607344).

9999214682 is a wasteful number, since it uses less digits than its factorization.

9999214682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999607343.

The product of its digits is 5038848, while the sum is 59.

The square root of 9999214682 is about 99996.0733329064. The cubic root of 9999214682 is about 2154.3782913441.

The spelling of 9999214682 in words is "nine billion, nine hundred ninety-nine million, two hundred fourteen thousand, six hundred eighty-two".