50065155 has 64 divisors (see below), whose sum is σ = 105062400. Its totient is φ = 22135680.

The previous prime is 50065151. The next prime is 50065157. The reversal of 50065155 is 55156005.

50065155 is a `hidden beast` number, since 5 + 0 + 0 + 651 + 5 + 5 = 666.

It is not a de Polignac number, because 50065155 - 2² = 50065151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (50065151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28441 + ... + 30149.

It is an arithmetic number, because the mean of its divisors is an integer number (1641600).

Almost surely, 2^50065155 is an apocalyptic number.

50065155 is an abundant number, since it is smaller than the sum of its proper divisors (54997245).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50065155 is a wasteful number, since it uses less digits than its factorization.

50065155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761 (or 1755 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 50065155 is about 7075.6734661797. The cubic root of 50065155 is about 368.5631024543.

The spelling of 50065155 in words is "fifty million, sixty-five thousand, one hundred fifty-five".