53030439394 has 16 divisors (see below), whose sum is σ = 83016664128. Its totient is φ = 25358565232.

The previous prime is 53030439349. The next prime is 53030439433. The reversal of 53030439394 is 49393403035.

It is a self number, because there is not a number n which added to its sum of digits gives 53030439394.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 234849 + ... + 401515.

It is an arithmetic number, because the mean of its divisors is an integer number (5188541508).

Almost surely, 2^53030439394 is an apocalyptic number.

53030439394 is a deficient number, since it is larger than the sum of its proper divisors (29986224734).

53030439394 is a wasteful number, since it uses less digits than its factorization.

53030439394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173609.

The product of its (nonzero) digits is 524880, while the sum is 43.

The spelling of 53030439394 in words is "fifty-three billion, thirty million, four hundred thirty-nine thousand, three hundred ninety-four".