49755475445761 has 4 divisors (see below), whose sum is σ = 49796903819524. Its totient is φ = 49714047072000.

The previous prime is 49755475445671. The next prime is 49755475445881. The reversal of 49755475445761 is 16754457455794.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15765187891600 + 33990287554161 = 3970540^2 + 5830119^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49755475445761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49755475445561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20714185080 + ... + 20714187481.

It is an arithmetic number, because the mean of its divisors is an integer number (12449225954881).

Almost surely, 2^{49755475445761} is an apocalyptic number.

It is an amenable number.

49755475445761 is a deficient number, since it is larger than the sum of its proper divisors (41428373763).

49755475445761 is a wasteful number, since it uses less digits than its factorization.

49755475445761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41428373762.

The product of its digits is 2963520000, while the sum is 73.

The spelling of 49755475445761 in words is "forty-nine trillion, seven hundred fifty-five billion, four hundred seventy-five million, four hundred forty-five thousand, seven hundred sixty-one".