10651120540 has 24 divisors (see below), whose sum is σ = 22415682240. Its totient is φ = 4251242688.

The previous prime is 10651120489. The next prime is 10651120541. The reversal of 10651120540 is 4502115601.

It is a happy number.

It is a super-2 number, since 2×10651120540² (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 (10651120541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565855 + ... + 584374.

It is an arithmetic number, because the mean of its divisors is an integer number (933986760).

Almost surely, 2^10651120540 is an apocalyptic number.

10651120540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10651120540 is an abundant number, since it is smaller than the sum of its proper divisors (11764561700).

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

10651120540 is a wasteful number, since it uses less digits than its factorization.

10651120540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150701 (or 1150699 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 10651120540 in words is "ten billion, six hundred fifty-one million, one hundred twenty thousand, five hundred forty".