10659654612 has 72 divisors (see below), whose sum is σ = 28233965760. Its totient is φ = 3384564480.

The previous prime is 10659654611. The next prime is 10659654697. The reversal of 10659654612 is 21645695601.

10659654612 is a `hidden beast` number, since 1 + 0 + 6 + 5 + 96 + 546 + 12 = 666.

It is a super-2 number, since 2×10659654612² (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 (10659654611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 172839 + ... + 226257.

Almost surely, 2^10659654612 is an apocalyptic number.

10659654612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10659654612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14116982880).

10659654612 is an abundant number, since it is smaller than the sum of its proper divisors (17574311148).

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

10659654612 is a wasteful number, since it uses less digits than its factorization.

10659654612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53693 (or 53688 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 10659654612 in words is "ten billion, six hundred fifty-nine million, six hundred fifty-four thousand, six hundred twelve".