50550100 has 18 divisors (see below), whose sum is σ = 109693934. Its totient is φ = 20220000.

The previous prime is 50550077. The next prime is 50550107. The reversal of 50550100 is 105505.

It can be written as a sum of positive squares in 3 ways, for example, as 9947716 + 40602384 = 3154^2 + 6372^2 .

It is a super-2 number, since 2×50550100² = 5110625220020000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550107) 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 5 ways as a sum of consecutive naturals, for example, 252651 + ... + 252850.

Almost surely, 2^50550100 is an apocalyptic number.

50550100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50550100 is an abundant number, since it is smaller than the sum of its proper divisors (59143834).

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

50550100 is a wasteful number, since it uses less digits than its factorization.

50550100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505515 (or 505508 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 16.

The square root of 50550100 is about 7109.8593516328. The cubic root of 50550100 is about 369.7492823031.

Adding to 50550100 its reverse (105505), we get a palindrome (50655605).

It can be divided in two parts, 505 and 50100, that added together give a palindrome (50605).

The spelling of 50550100 in words is "fifty million, five hundred fifty thousand, one hundred".