50436299519 has 4 divisors (see below), whose sum is σ = 50436941880. Its totient is φ = 50435657160.

The previous prime is 50436299479. The next prime is 50436299531. The reversal of 50436299519 is 91599263405.

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

It is a cyclic number.

It is not a de Polignac number, because 50436299519 - 2²⁴ = 50419522303 is a prime.

It is a super-2 number, since 2×50436299519² (a number of 22 digits) 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 (50436299569) 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, 183824 + ... + 366965.

It is an arithmetic number, because the mean of its divisors is an integer number (12609235470).

Almost surely, 2^50436299519 is an apocalyptic number.

50436299519 is a deficient number, since it is larger than the sum of its proper divisors (642361).

50436299519 is an equidigital number, since it uses as much as digits as its factorization.

50436299519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642360.

The product of its (nonzero) digits is 2624400, while the sum is 53.

The spelling of 50436299519 in words is "fifty billion, four hundred thirty-six million, two hundred ninety-nine thousand, five hundred nineteen".