49778383 has 2 divisors, whose sum is σ = 49778384. Its totient is φ = 49778382.

The previous prime is 49778341. The next prime is 49778401. The reversal of 49778383 is 38387794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49778383 - 2¹³ = 49770191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49778303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24889191 + 24889192.

It is an arithmetic number, because the mean of its divisors is an integer number (24889192).

Almost surely, 2^49778383 is an apocalyptic number.

49778383 is a deficient number, since it is larger than the sum of its proper divisors (1).

49778383 is an equidigital number, since it uses as much as digits as its factorization.

49778383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 49.

The square root of 49778383 is about 7055.3797204686. The cubic root of 49778383 is about 367.8580477039.

The spelling of 49778383 in words is "forty-nine million, seven hundred seventy-eight thousand, three hundred eighty-three".