50056610615666 has 8 divisors (see below), whose sum is σ = 75084946173804. Its totient is φ = 25028295224400.

The previous prime is 50056610615663. The next prime is 50056610615681. The reversal of 50056610615666 is 66651601665005.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39882647803441 + 10173962812225 = 6315271^2 + 3189665^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (50056610615663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6000116 + ... + 11666816.

Almost surely, 2^{50056610615666} is an apocalyptic number.

50056610615666 is a deficient number, since it is larger than the sum of its proper divisors (25028335558138).

50056610615666 is a wasteful number, since it uses less digits than its factorization.

50056610615666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10083436.

The product of its (nonzero) digits is 5832000, while the sum is 53.

The spelling of 50056610615666 in words is "fifty trillion, fifty-six billion, six hundred ten million, six hundred fifteen thousand, six hundred sixty-six".