10653536720 has 20 divisors (see below), whose sum is σ = 24769473060. Its totient is φ = 4261414656.

The previous prime is 10653536717. The next prime is 10653536741. The reversal of 10653536720 is 2763535601.

It can be written as a sum of positive squares in 2 ways, for example, as 2788684864 + 7864851856 = 52808^2 + 88684^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×10653536720² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66584525 + ... + 66584684.

It is an arithmetic number, because the mean of its divisors is an integer number (1238473653).

Almost surely, 2^10653536720 is an apocalyptic number.

10653536720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10653536720 is an abundant number, since it is smaller than the sum of its proper divisors (14115936340).

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

10653536720 is a wasteful number, since it uses less digits than its factorization.

10653536720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133169222 (or 133169216 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 38.

The spelling of 10653536720 in words is "ten billion, six hundred fifty-three million, five hundred thirty-six thousand, seven hundred twenty".