53522120550431 has 8 divisors (see below), whose sum is σ = 58979653415760. Its totient is φ = 48256080066432.

The previous prime is 53522120550377. The next prime is 53522120550571. The reversal of 53522120550431 is 13405502122535.

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 53522120550431 - 2²⁶ = 53522053441567 is a prime.

It is a super-2 number, since 2×53522120550431² (a number of 28 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 (53522120552431) 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, 47873094746 + ... + 47873095863.

It is an arithmetic number, because the mean of its divisors is an integer number (7372456676970).

Almost surely, 2^{53522120550431} is an apocalyptic number.

53522120550431 is a deficient number, since it is larger than the sum of its proper divisors (5457532865329).

53522120550431 is a wasteful number, since it uses less digits than its factorization.

53522120550431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95746190665.

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 53522120550431 its reverse (13405502122535), we get a palindrome (66927622672966).

The spelling of 53522120550431 in words is "fifty-three trillion, five hundred twenty-two billion, one hundred twenty million, five hundred fifty thousand, four hundred thirty-one".