10650612616565 has 8 divisors (see below), whose sum is σ = 12907277072568. Its totient is φ = 8436128804800.

The previous prime is 10650612616561. The next prime is 10650612616601. The reversal of 10650612616565 is 56561621605601.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2367308423236 + 8283304193329 = 1538606^2 + 2878073^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10650612616565 - 2² = 10650612616561 is a prime.

It is a super-2 number, since 2×10650612616565² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10650612616561) 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, 10545160502 + ... + 10545161511.

It is an arithmetic number, because the mean of its divisors is an integer number (1613409634071).

Almost surely, 2^{10650612616565} is an apocalyptic number.

It is an amenable number.

10650612616565 is a deficient number, since it is larger than the sum of its proper divisors (2256664456003).

10650612616565 is a wasteful number, since it uses less digits than its factorization.

10650612616565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21090322119.

The product of its (nonzero) digits is 1944000, while the sum is 50.

The spelling of 10650612616565 in words is "ten trillion, six hundred fifty billion, six hundred twelve million, six hundred sixteen thousand, five hundred sixty-five".