50010555501261 has 64 divisors (see below), whose sum is σ = 75625099200000. Its totient is φ = 32655872079360.

The previous prime is 50010555501223. The next prime is 50010555501281. The reversal of 50010555501261 is 16210555501005.

50010555501261 is a `hidden beast` number, since 50 + 0 + 1 + 0 + 55 + 550 + 1 + 2 + 6 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-50010555501261 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50010555501281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1585557151 + ... + 1585588691.

It is an arithmetic number, because the mean of its divisors is an integer number (1181642175000).

Almost surely, 2^{50010555501261} is an apocalyptic number.

It is an amenable number.

50010555501261 is a deficient number, since it is larger than the sum of its proper divisors (25614543698739).

50010555501261 is a wasteful number, since it uses less digits than its factorization.

50010555501261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37171 (or 37165 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 36.

The spelling of 50010555501261 in words is "fifty trillion, ten billion, five hundred fifty-five million, five hundred one thousand, two hundred sixty-one".