50505151 has 6 divisors (see below), whose sum is σ = 51020456. Its totient is φ = 49995000.

The previous prime is 50505139. The next prime is 50505163. The reversal of 50505151 is 15150505.

It is an interprime number because it is at equal distance from previous prime (50505139) and next prime (50505163).

It is not a de Polignac number, because 50505151 - 2⁷ = 50505023 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 (50505451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7726 + ... + 12676.

Almost surely, 2^50505151 is an apocalyptic number.

50505151 is a deficient number, since it is larger than the sum of its proper divisors (515305).

50505151 is an equidigital number, since it uses as much as digits as its factorization.

50505151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153 (or 5052 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 50505151 is about 7106.6976156299. The cubic root of 50505151 is about 369.6396564795.

Adding to 50505151 its reverse (15150505), we get a palindrome (65655656).

It can be divided in two parts, 5050 and 5151, that added together give a palindrome (10201).

The spelling of 50505151 in words is "fifty million, five hundred five thousand, one hundred fifty-one".