10651566612 has 24 divisors (see below), whose sum is σ = 25002484416. Its totient is φ = 3529260928.

The previous prime is 10651566559. The next prime is 10651566617. The reversal of 10651566612 is 21666515601.

It is a super-2 number, since 2×10651566612² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10651566617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2655573 + ... + 2659580.

It is an arithmetic number, because the mean of its divisors is an integer number (1041770184).

Almost surely, 2^10651566612 is an apocalyptic number.

10651566612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10651566612 is an abundant number, since it is smaller than the sum of its proper divisors (14350917804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10651566612 is a wasteful number, since it uses less digits than its factorization.

10651566612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315327 (or 5315325 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 10651566612 in words is "ten billion, six hundred fifty-one million, five hundred sixty-six thousand, six hundred twelve".