50515430534 has 4 divisors (see below), whose sum is σ = 75773145804. Its totient is φ = 25257715266.

The previous prime is 50515430533. The next prime is 50515430551. The reversal of 50515430534 is 43503451505.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50515430494 and 50515430503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50515430533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12628857632 + ... + 12628857635.

It is an arithmetic number, because the mean of its divisors is an integer number (18943286451).

Almost surely, 2^50515430534 is an apocalyptic number.

50515430534 is a deficient number, since it is larger than the sum of its proper divisors (25257715270).

50515430534 is a wasteful number, since it uses less digits than its factorization.

50515430534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25257715269.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 50515430534 in words is "fifty billion, five hundred fifteen million, four hundred thirty thousand, five hundred thirty-four".