5205757608650 has 12 divisors (see below), whose sum is σ = 9682709152182. Its totient is φ = 2082303043440.

The previous prime is 5205757608631. The next prime is 5205757608673. The reversal of 5205757608650 is 568067575025.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3866087940169 + 1339669668481 = 1966237^2 + 1157441^2 .

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, 52057576037 + ... + 52057576136.

Almost surely, 2^{5205757608650} is an apocalyptic number.

5205757608650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5205757608650 is a deficient number, since it is larger than the sum of its proper divisors (4476951543532).

5205757608650 is a wasteful number, since it uses less digits than its factorization.

5205757608650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104115152185 (or 104115152180 counting only the distinct ones).

The product of its (nonzero) digits is 17640000, while the sum is 56.

The spelling of 5205757608650 in words is "five trillion, two hundred five billion, seven hundred fifty-seven million, six hundred eight thousand, six hundred fifty".