50158554513 has 8 divisors (see below), whose sum is σ = 68139923328. Its totient is φ = 32808111024.

The previous prime is 50158554487. The next prime is 50158554521. The reversal of 50158554513 is 31545585105.

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

It is not a de Polignac number, because 50158554513 - 2¹⁸ = 50158292369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50158554913) 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, 157731145 + ... + 157731462.

It is an arithmetic number, because the mean of its divisors is an integer number (8517490416).

Almost surely, 2^50158554513 is an apocalyptic number.

50158554513 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

50158554513 is a deficient number, since it is larger than the sum of its proper divisors (17981368815).

50158554513 is a wasteful number, since it uses less digits than its factorization.

50158554513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315462663.

The product of its (nonzero) digits is 300000, while the sum is 42.

The spelling of 50158554513 in words is "fifty billion, one hundred fifty-eight million, five hundred fifty-four thousand, five hundred thirteen".