50555775 has 24 divisors (see below), whose sum is σ = 83962384. Its totient is φ = 26841600.

The previous prime is 50555767. The next prime is 50555777. The reversal of 50555775 is 57755505.

It is not a de Polignac number, because 50555775 - 2³ = 50555767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16677 + ... + 19473.

Almost surely, 2^50555775 is an apocalyptic number.

50555775 is a deficient number, since it is larger than the sum of its proper divisors (33406609).

50555775 is a wasteful number, since it uses less digits than its factorization.

50555775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3051 (or 3046 counting only the distinct ones).

The product of its (nonzero) digits is 153125, while the sum is 39.

The square root of 50555775 is about 7110.2584341218. The cubic root of 50555775 is about 369.7631184027.

It can be divided in two parts, 505 and 55775, that added together give a triangular number (56280 = T₃₃₅).

The spelling of 50555775 in words is "fifty million, five hundred fifty-five thousand, seven hundred seventy-five".