48513661911 has 32 divisors (see below), whose sum is σ = 84437149440. Its totient is φ = 27140508000.

The previous prime is 48513661909. The next prime is 48513661979. The reversal of 48513661911 is 11916631584.

48513661911 is a `hidden beast` number, since 4 + 8 + 5 + 13 + 6 + 619 + 11 = 666.

It is not a de Polignac number, because 48513661911 - 2¹ = 48513661909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48513661211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6278665 + ... + 6286386.

It is an arithmetic number, because the mean of its divisors is an integer number (2638660920).

Almost surely, 2^48513661911 is an apocalyptic number.

48513661911 is a deficient number, since it is larger than the sum of its proper divisors (35923487529).

48513661911 is a wasteful number, since it uses less digits than its factorization.

48513661911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12565084 (or 12565078 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The spelling of 48513661911 in words is "forty-eight billion, five hundred thirteen million, six hundred sixty-one thousand, nine hundred eleven".