49303785561 has 8 divisors (see below), whose sum is σ = 65886776160. Its totient is φ = 32794992672.

The previous prime is 49303785541. The next prime is 49303785623. The reversal of 49303785561 is 16558730394.

49303785561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 49303785561 - 2¹¹ = 49303783513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49303785541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18547876 + ... + 18550533.

It is an arithmetic number, because the mean of its divisors is an integer number (8235847020).

Almost surely, 2^49303785561 is an apocalyptic number.

It is an amenable number.

49303785561 is a deficient number, since it is larger than the sum of its proper divisors (16582990599).

49303785561 is a wasteful number, since it uses less digits than its factorization.

49303785561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37098855.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 49303785561 in words is "forty-nine billion, three hundred three million, seven hundred eighty-five thousand, five hundred sixty-one".