50501501 has 4 divisors (see below), whose sum is σ = 50571132. Its totient is φ = 50431872.

The previous prime is 50501483. The next prime is 50501513. The reversal of 50501501 is 10510505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39677401 + 10824100 = 6299^2 + 3290^2 .

It is a cyclic number.

It is not a de Polignac number, because 50501501 - 2¹⁴ = 50485117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50501501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50501531) 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, 33716 + ... + 35181.

It is an arithmetic number, because the mean of its divisors is an integer number (12642783).

Almost surely, 2^50501501 is an apocalyptic number.

It is an amenable number.

50501501 is a deficient number, since it is larger than the sum of its proper divisors (69631).

50501501 is an equidigital number, since it uses as much as digits as its factorization.

50501501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69630.

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 50501501 is about 7106.4408109827. The cubic root of 50501501 is about 369.6307516633.

The spelling of 50501501 in words is "fifty million, five hundred one thousand, five hundred one".