49544777 has 4 divisors (see below), whose sum is σ = 49612560. Its totient is φ = 49476996.

The previous prime is 49544773. The next prime is 49544779. The reversal of 49544777 is 77744594.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77744594 = 2 ⋅38872297.

It is a cyclic number.

It is not a de Polignac number, because 49544777 - 2² = 49544773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49544773) 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 3 ways as a sum of consecutive naturals, for example, 32783 + ... + 34260.

It is an arithmetic number, because the mean of its divisors is an integer number (12403140).

Almost surely, 2^49544777 is an apocalyptic number.

It is an amenable number.

49544777 is a deficient number, since it is larger than the sum of its proper divisors (67783).

49544777 is an equidigital number, since it uses as much as digits as its factorization.

49544777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67782.

The product of its digits is 987840, while the sum is 47.

The square root of 49544777 is about 7038.8050832510. The cubic root of 49544777 is about 367.2817023080.

The spelling of 49544777 in words is "forty-nine million, five hundred forty-four thousand, seven hundred seventy-seven".