53332524421 has 4 divisors (see below), whose sum is σ = 58180935744. Its totient is φ = 48484113100.

The previous prime is 53332524319. The next prime is 53332524451. The reversal of 53332524421 is 12442523335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53332524421 - 2⁷ = 53332524293 is a prime.

It is a super-2 number, since 2×53332524421² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53332524451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2424205645 + ... + 2424205666.

It is an arithmetic number, because the mean of its divisors is an integer number (14545233936).

Almost surely, 2^53332524421 is an apocalyptic number.

It is an amenable number.

53332524421 is a deficient number, since it is larger than the sum of its proper divisors (4848411323).

53332524421 is a wasteful number, since it uses less digits than its factorization.

53332524421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4848411322.

The product of its digits is 86400, while the sum is 34.

The spelling of 53332524421 in words is "fifty-three billion, three hundred thirty-two million, five hundred twenty-four thousand, four hundred twenty-one".