49555775 has 12 divisors (see below), whose sum is σ = 61690992. Its totient is φ = 39488640.

The previous prime is 49555769. The next prime is 49555789. The reversal of 49555775 is 57755594.

It is not a de Polignac number, because 49555775 - 2¹² = 49551679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2807 + ... + 10343.

It is an arithmetic number, because the mean of its divisors is an integer number (5140916).

Almost surely, 2^49555775 is an apocalyptic number.

49555775 is a deficient number, since it is larger than the sum of its proper divisors (12135217).

49555775 is a wasteful number, since it uses less digits than its factorization.

49555775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7810 (or 7805 counting only the distinct ones).

The product of its digits is 1102500, while the sum is 47.

The square root of 49555775 is about 7039.5862804571. The cubic root of 49555775 is about 367.3088768193.

The spelling of 49555775 in words is "forty-nine million, five hundred fifty-five thousand, seven hundred seventy-five".