52066463650 has 12 divisors (see below), whose sum is σ = 96843622482. Its totient is φ = 20826585440.

The previous prime is 52066463609. The next prime is 52066463689. The reversal of 52066463650 is 5636466025.

It can be written as a sum of positive squares in 3 ways, for example, as 20418409449 + 31648054201 = 142893^2 + 177899^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52066463597 and 52066463606.

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, 520664587 + ... + 520664686.

Almost surely, 2^52066463650 is an apocalyptic number.

52066463650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52066463650 is a deficient number, since it is larger than the sum of its proper divisors (44777158832).

52066463650 is a wasteful number, since it uses less digits than its factorization.

52066463650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041329285 (or 1041329280 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 52066463650 in words is "fifty-two billion, sixty-six million, four hundred sixty-three thousand, six hundred fifty".