53421365461 has 8 divisors (see below), whose sum is σ = 53577607680. Its totient is φ = 53265310512.

The previous prime is 53421365441. The next prime is 53421365467. The reversal of 53421365461 is 16456312435.

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 53421365461 - 2¹⁵ = 53421332693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53421365467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535056 + ... + 626998.

It is an arithmetic number, because the mean of its divisors is an integer number (6697200960).

Almost surely, 2^53421365461 is an apocalyptic number.

It is an amenable number.

53421365461 is a deficient number, since it is larger than the sum of its proper divisors (156242219).

53421365461 is a wasteful number, since it uses less digits than its factorization.

53421365461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93635.

The product of its digits is 259200, while the sum is 40.

Adding to 53421365461 its reverse (16456312435), we get a palindrome (69877677896).

The spelling of 53421365461 in words is "fifty-three billion, four hundred twenty-one million, three hundred sixty-five thousand, four hundred sixty-one".