50550151 has 4 divisors (see below), whose sum is σ = 51378904. Its totient is φ = 49721400.

The previous prime is 50550139. The next prime is 50550169. The reversal of 50550151 is 15105505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15105505 = 5 ⋅3021101.

It is a cyclic number.

It is not a de Polignac number, because 50550151 - 2⁷ = 50550023 is a prime.

It is a super-2 number, since 2×50550151² = 5110635532245602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414285 + ... + 414406.

It is an arithmetic number, because the mean of its divisors is an integer number (12844726).

Almost surely, 2^50550151 is an apocalyptic number.

50550151 is a deficient number, since it is larger than the sum of its proper divisors (828753).

50550151 is an equidigital number, since it uses as much as digits as its factorization.

50550151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828752.

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

The square root of 50550151 is about 7109.8629382007. The cubic root of 50550151 is about 369.7494066497.

Adding to 50550151 its reverse (15105505), we get a palindrome (65655656).

The spelling of 50550151 in words is "fifty million, five hundred fifty thousand, one hundred fifty-one".