53434401234521 has 8 divisors (see below), whose sum is σ = 53528895420000. Its totient is φ = 53339910245280.

The previous prime is 53434401234517. The next prime is 53434401234541. The reversal of 53434401234521 is 12543210443435.

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

It is a cyclic number.

It is not a de Polignac number, because 53434401234521 - 2² = 53434401234517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53434401234541) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 34005005 + ... + 35541653.

It is an arithmetic number, because the mean of its divisors is an integer number (6691111927500).

Almost surely, 2^{53434401234521} is an apocalyptic number.

It is an amenable number.

53434401234521 is a deficient number, since it is larger than the sum of its proper divisors (94494185479).

53434401234521 is a wasteful number, since it uses less digits than its factorization.

53434401234521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598119.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 53434401234521 its reverse (12543210443435), we get a palindrome (65977611677956).

The spelling of 53434401234521 in words is "fifty-three trillion, four hundred thirty-four billion, four hundred one million, two hundred thirty-four thousand, five hundred twenty-one".