50555278000208 has 40 divisors (see below), whose sum is σ = 98418152341800. Its totient is φ = 25157242363904.

The previous prime is 50555278000133. The next prime is 50555278000217. The reversal of 50555278000208 is 80200087255505.

It can be written as a sum of positive squares in 4 ways, for example, as 505765613584 + 50049512386624 = 711172^2 + 7074568^2 .

It is a super-2 number, since 2×50555278000208² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2060993 + ... + 10264416.

It is an arithmetic number, because the mean of its divisors is an integer number (2460453808545).

Almost surely, 2^{50555278000208} is an apocalyptic number.

It is an amenable number.

50555278000208 is a deficient number, since it is larger than the sum of its proper divisors (47862874341592).

50555278000208 is a wasteful number, since it uses less digits than its factorization.

50555278000208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12326639 (or 12326633 counting only the distinct ones).

The product of its (nonzero) digits is 1120000, while the sum is 47.

The spelling of 50555278000208 in words is "fifty trillion, five hundred fifty-five billion, two hundred seventy-eight million, two hundred eight", and thus it is an aban number.