5665650100650 has 72 divisors (see below), whose sum is σ = 15746599971180. Its totient is φ = 1458742091520.

The previous prime is 5665650100609. The next prime is 5665650100699. The reversal of 5665650100650 is 560010565665.

It can be written as a sum of positive squares in 6 ways, for example, as 525730855329 + 5139919245321 = 725073^2 + 2267139^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 5665650100596 and 5665650100605.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 217061667 + ... + 217087766.

Almost surely, 2^{5665650100650} is an apocalyptic number.

5665650100650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5665650100650 is an abundant number, since it is smaller than the sum of its proper divisors (10080949870530).

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

5665650100650 is a wasteful number, since it uses less digits than its factorization.

5665650100650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434149480 (or 434149472 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The spelling of 5665650100650 in words is "five trillion, six hundred sixty-five billion, six hundred fifty million, one hundred thousand, six hundred fifty".