53210434405 has 4 divisors (see below), whose sum is σ = 63852521292. Its totient is φ = 42568347520.

The previous prime is 53210434369. The next prime is 53210434411. The reversal of 53210434405 is 50443401235.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27916394724 + 25294039681 = 167082^2 + 159041^2 .

It is not a de Polignac number, because 53210434405 - 2¹⁵ = 53210401637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5321043436 + ... + 5321043445.

It is an arithmetic number, because the mean of its divisors is an integer number (15963130323).

Almost surely, 2^53210434405 is an apocalyptic number.

It is an amenable number.

53210434405 is a deficient number, since it is larger than the sum of its proper divisors (10642086887).

53210434405 is a wasteful number, since it uses less digits than its factorization.

53210434405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10642086886.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 53210434405 in words is "fifty-three billion, two hundred ten million, four hundred thirty-four thousand, four hundred five".