49821419547 has 16 divisors (see below), whose sum is σ = 73893324960. Its totient is φ = 33176563200.

The previous prime is 49821419537. The next prime is 49821419569. The reversal of 49821419547 is 74591412894.

49821419547 is a `hidden beast` number, since 4 + 9 + 82 + 1 + 4 + 19 + 547 = 666.

It is not a de Polignac number, because 49821419547 - 2⁷ = 49821419419 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 49821419493 and 49821419502.

It is not an unprimeable number, because it can be changed into a prime (49821419537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023454 + ... + 1071027.

It is an arithmetic number, because the mean of its divisors is an integer number (4618332810).

Almost surely, 2^49821419547 is an apocalyptic number.

49821419547 is a deficient number, since it is larger than the sum of its proper divisors (24071905413).

49821419547 is a wasteful number, since it uses less digits than its factorization.

49821419547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095371 (or 2095365 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The spelling of 49821419547 in words is "forty-nine billion, eight hundred twenty-one million, four hundred nineteen thousand, five hundred forty-seven".