50755550 has 24 divisors (see below), whose sum is σ = 95160576. Its totient is φ = 20139840.

The previous prime is 50755531. The next prime is 50755561. The reversal of 50755550 is 5555705.

It is a super-2 number, since 2×50755550² = 5152251711605000, which contains 22 as substring.

It is a Curzon 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, 2354 + ... + 10346.

It is an arithmetic number, because the mean of its divisors is an integer number (3965024).

Almost surely, 2^50755550 is an apocalyptic number.

50755550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50755550 is a deficient number, since it is larger than the sum of its proper divisors (44405026).

50755550 is a wasteful number, since it uses less digits than its factorization.

50755550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8132 (or 8127 counting only the distinct ones).

The product of its (nonzero) digits is 21875, while the sum is 32.

The square root of 50755550 is about 7124.2929473738. The cubic root of 50755550 is about 370.2495273230.

The spelling of 50755550 in words is "fifty million, seven hundred fifty-five thousand, five hundred fifty".