50665655221126 has 32 divisors (see below), whose sum is σ = 83205329276160. Its totient is φ = 22947150856800.

The previous prime is 50665655221109. The next prime is 50665655221147. The reversal of 50665655221126 is 62112255656605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16800420 + ... + 19585336.

It is an arithmetic number, because the mean of its divisors is an integer number (2600166539880).

Almost surely, 2^{50665655221126} is an apocalyptic number.

50665655221126 is a deficient number, since it is larger than the sum of its proper divisors (32539674055034).

50665655221126 is a wasteful number, since it uses less digits than its factorization.

50665655221126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787900.

The product of its (nonzero) digits is 6480000, while the sum is 52.

The spelling of 50665655221126 in words is "fifty trillion, six hundred sixty-five billion, six hundred fifty-five million, two hundred twenty-one thousand, one hundred twenty-six".