10651121564525 has 12 divisors (see below), whose sum is σ = 14223343874292. Its totient is φ = 7865443616640.

The previous prime is 10651121564497. The next prime is 10651121564563. The reversal of 10651121564525 is 52546512115601.

It can be written as a sum of positive squares in 6 ways, for example, as 3322005633769 + 7329115930756 = 1822637^2 + 2707234^2 .

It is not a de Polignac number, because 10651121564525 - 2¹⁰ = 10651121563501 is a prime.

It is a super-2 number, since 2×10651121564525² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16386340544 + ... + 16386341193.

It is an arithmetic number, because the mean of its divisors is an integer number (1185278656191).

Almost surely, 2^{10651121564525} is an apocalyptic number.

It is an amenable number.

10651121564525 is a deficient number, since it is larger than the sum of its proper divisors (3572222309767).

10651121564525 is a wasteful number, since it uses less digits than its factorization.

10651121564525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32772681760 (or 32772681755 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 44.

The spelling of 10651121564525 in words is "ten trillion, six hundred fifty-one billion, one hundred twenty-one million, five hundred sixty-four thousand, five hundred twenty-five".