49550111 has 4 divisors (see below), whose sum is σ = 53361672. Its totient is φ = 45738552.

The previous prime is 49550093. The next prime is 49550153. The reversal of 49550111 is 11105594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11105594 = 2 ⋅5552797.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49550111 is a prime.

It is a super-2 number, since 2×49550111² = 4910427000224642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49550191) 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, 1905761 + ... + 1905786.

It is an arithmetic number, because the mean of its divisors is an integer number (13340418).

Almost surely, 2^49550111 is an apocalyptic number.

49550111 is a deficient number, since it is larger than the sum of its proper divisors (3811561).

49550111 is a wasteful number, since it uses less digits than its factorization.

49550111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811560.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 49550111 is about 7039.1839725923. The cubic root of 49550111 is about 367.2948823740.

The spelling of 49550111 in words is "forty-nine million, five hundred fifty thousand, one hundred eleven".