49661558827 has 8 divisors (see below), whose sum is σ = 50242204800. Its totient is φ = 49081416384.

The previous prime is 49661558819. The next prime is 49661558831. The reversal of 49661558827 is 72885516694.

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

It is a cyclic number.

It is not a de Polignac number, because 49661558827 - 2³ = 49661558819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49661558887) 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, 74374 + ... + 323812.

It is an arithmetic number, because the mean of its divisors is an integer number (6280275600).

Almost surely, 2^49661558827 is an apocalyptic number.

49661558827 is a deficient number, since it is larger than the sum of its proper divisors (580645973).

49661558827 is a wasteful number, since it uses less digits than its factorization.

49661558827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251765.

The product of its digits is 29030400, while the sum is 61.

The spelling of 49661558827 in words is "forty-nine billion, six hundred sixty-one million, five hundred fifty-eight thousand, eight hundred twenty-seven".