50510505 has 8 divisors (see below), whose sum is σ = 80816832. Its totient is φ = 26938928.

The previous prime is 50510503. The next prime is 50510521. The reversal of 50510505 is 50501505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50510505 - 2¹ = 50510503 is a prime.

It is a super-2 number, since 2×50510505² = 5102622230710050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50510503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1683669 + ... + 1683698.

It is an arithmetic number, because the mean of its divisors is an integer number (10102104).

Almost surely, 2^50510505 is an apocalyptic number.

It is an amenable number.

50510505 is a deficient number, since it is larger than the sum of its proper divisors (30306327).

50510505 is a wasteful number, since it uses less digits than its factorization.

50510505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367375.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 50510505 is about 7107.0742925623. The cubic root of 50510505 is about 369.6527177267.

It can be divided in two parts, 50510 and 505, that added together give a palindrome (51015).

The spelling of 50510505 in words is "fifty million, five hundred ten thousand, five hundred five".