50378811 has 32 divisors (see below), whose sum is σ = 79065600. Its totient is φ = 28520352.

The previous prime is 50378807. The next prime is 50378827. The reversal of 50378811 is 11887305.

50378811 = T₁₀₆ + T₁₀₇ + ... + T₆₇₁.

It is not a de Polignac number, because 50378811 - 2² = 50378807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50378851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177876 + ... + 178158.

It is an arithmetic number, because the mean of its divisors is an integer number (2470800).

Almost surely, 2^50378811 is an apocalyptic number.

50378811 is a deficient number, since it is larger than the sum of its proper divisors (28686789).

50378811 is a wasteful number, since it uses less digits than its factorization.

50378811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 50378811 is about 7097.8032517111. The cubic root of 50378811 is about 369.3311779174.

The spelling of 50378811 in words is "fifty million, three hundred seventy-eight thousand, eight hundred eleven".