49789755 has 32 divisors (see below), whose sum is σ = 88833600. Its totient is φ = 26459136.

The previous prime is 49789741. The next prime is 49789757. The reversal of 49789755 is 55798794.

49789755 is a `hidden beast` number, since 497 + 89 + 75 + 5 = 666.

It is not a de Polignac number, because 49789755 - 2¹⁰ = 49788731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49789757) 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 31 ways as a sum of consecutive naturals, for example, 53131 + ... + 54059.

It is an arithmetic number, because the mean of its divisors is an integer number (2776050).

Almost surely, 2^49789755 is an apocalyptic number.

49789755 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

49789755 is a deficient number, since it is larger than the sum of its proper divisors (39043845).

49789755 is a wasteful number, since it uses less digits than its factorization.

49789755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340 (or 1334 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 54.

The square root of 49789755 is about 7056.1855842941. The cubic root of 49789755 is about 367.8860582776.

The spelling of 49789755 in words is "forty-nine million, seven hundred eighty-nine thousand, seven hundred fifty-five".