50000001505 has 8 divisors (see below), whose sum is σ = 60001218792. Its totient is φ = 39999189888.

The previous prime is 50000001413. The next prime is 50000001521. The reversal of 50000001505 is 50510000005.

It can be written as a sum of positive squares in 4 ways, for example, as 2254255441 + 47745746064 = 47479^2 + 218508^2 .

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 50000001505 - 2¹¹ = 49999999457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363517 + ... + 481813.

It is an arithmetic number, because the mean of its divisors is an integer number (7500152349).

Almost surely, 2^50000001505 is an apocalyptic number.

It is an amenable number.

50000001505 is a deficient number, since it is larger than the sum of its proper divisors (10001217287).

50000001505 is a wasteful number, since it uses less digits than its factorization.

50000001505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202835.

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

The spelling of 50000001505 in words is "fifty billion, one thousand, five hundred five".