5655665655650 has 12 divisors (see below), whose sum is σ = 10519538119602. Its totient is φ = 2262266262240.

The previous prime is 5655665655649. The next prime is 5655665655667. The reversal of 5655665655650 is 565565665565.

It can be written as a sum of positive squares in 3 ways, for example, as 4050723794881 + 1604941860769 = 2012641^2 + 1266863^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56556656507 + ... + 56556656606.

Almost surely, 2^{5655665655650} is an apocalyptic number.

5655665655650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5655665655650 is a deficient number, since it is larger than the sum of its proper divisors (4863872463952).

5655665655650 is a wasteful number, since it uses less digits than its factorization.

5655665655650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113113313125 (or 113113313120 counting only the distinct ones).

The product of its (nonzero) digits is 607500000, while the sum is 65.

The spelling of 5655665655650 in words is "five trillion, six hundred fifty-five billion, six hundred sixty-five million, six hundred fifty-five thousand, six hundred fifty".