10649486768 has 20 divisors (see below), whose sum is σ = 20680395120. Its totient is φ = 5312610624.

The previous prime is 10649486767. The next prime is 10649486777. The reversal of 10649486768 is 86768494601.

It is a super-2 number, since 2×10649486768² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10649486767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 751055 + ... + 765102.

It is an arithmetic number, because the mean of its divisors is an integer number (1034019756).

Almost surely, 2^10649486768 is an apocalyptic number.

It is an amenable number.

10649486768 is a deficient number, since it is larger than the sum of its proper divisors (10030908352).

10649486768 is a wasteful number, since it uses less digits than its factorization.

10649486768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516604 (or 1516598 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 10649486768 in words is "ten billion, six hundred forty-nine million, four hundred eighty-six thousand, seven hundred sixty-eight".