49428110708666 has 8 divisors (see below), whose sum is σ = 76146008389140. Its totient is φ = 24046107912288.

The previous prime is 49428110708611. The next prime is 49428110708687. The reversal of 49428110708666 is 66680701182494.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37935190314025 + 11492920394641 = 6159155^2 + 3390121^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 49428110708599 and 49428110708608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333973720931 + ... + 333973721078.

Almost surely, 2^{49428110708666} is an apocalyptic number.

49428110708666 is a deficient number, since it is larger than the sum of its proper divisors (26717897680474).

49428110708666 is a wasteful number, since it uses less digits than its factorization.

49428110708666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667947442048.

The product of its (nonzero) digits is 27869184, while the sum is 62.

The spelling of 49428110708666 in words is "forty-nine trillion, four hundred twenty-eight billion, one hundred ten million, seven hundred eight thousand, six hundred sixty-six".