49863736771 has 4 divisors (see below), whose sum is σ = 51583176000. Its totient is φ = 48144297544.

The previous prime is 49863736753. The next prime is 49863736801. The reversal of 49863736771 is 17763736894.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49863736771 - 2²⁷ = 49729519043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49863736171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 859719571 + ... + 859719628.

It is an arithmetic number, because the mean of its divisors is an integer number (12895794000).

Almost surely, 2^49863736771 is an apocalyptic number.

49863736771 is a deficient number, since it is larger than the sum of its proper divisors (1719439229).

49863736771 is a wasteful number, since it uses less digits than its factorization.

49863736771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719439228.

The product of its digits is 32006016, while the sum is 61.

The spelling of 49863736771 in words is "forty-nine billion, eight hundred sixty-three million, seven hundred thirty-six thousand, seven hundred seventy-one".