49494864706566 has 64 divisors (see below), whose sum is σ = 107184315073536. Its totient is φ = 15178605811200.

The previous prime is 49494864706559. The next prime is 49494864706577. The reversal of 49494864706566 is 66560746849494.

It is a junction number, because it is equal to n+sod(n) for n = 49494864706491 and 49494864706500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15427120 + ... + 18357171.

It is an arithmetic number, because the mean of its divisors is an integer number (1674754923024).

Almost surely, 2^{49494864706566} is an apocalyptic number.

49494864706566 is an abundant number, since it is smaller than the sum of its proper divisors (57689450366970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49494864706566 is a wasteful number, since it uses less digits than its factorization.

49494864706566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33784637.

The product of its (nonzero) digits is 7524679680, while the sum is 78.

The spelling of 49494864706566 in words is "forty-nine trillion, four hundred ninety-four billion, eight hundred sixty-four million, seven hundred six thousand, five hundred sixty-six".