50166061556 has 12 divisors (see below), whose sum is σ = 94543731492. Its totient is φ = 23153566848.

The previous prime is 50166061501. The next prime is 50166061571. The reversal of 50166061556 is 65516066105.

It can be written as a sum of positive squares in 2 ways, for example, as 2714410000 + 47451651556 = 52100^2 + 217834^2 .

It is a super-2 number, since 2×50166061556² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482365925 + ... + 482366028.

It is an arithmetic number, because the mean of its divisors is an integer number (7878644291).

Almost surely, 2^50166061556 is an apocalyptic number.

It is an amenable number.

50166061556 is a deficient number, since it is larger than the sum of its proper divisors (44377669936).

50166061556 is a wasteful number, since it uses less digits than its factorization.

50166061556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964731970 (or 964731968 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 50166061556 in words is "fifty billion, one hundred sixty-six million, sixty-one thousand, five hundred fifty-six".