53215225525463 has 8 divisors (see below), whose sum is σ = 54220395794400. Its totient is φ = 52210096345888.

The previous prime is 53215225525457. The next prime is 53215225525481. The reversal of 53215225525463 is 36452552251235.

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 53215225525463 - 2²⁶ = 53215158416599 is a prime.

It is a super-2 number, since 2×53215225525463² (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 (53215225525963) 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, 7651403 + ... + 12844236.

It is an arithmetic number, because the mean of its divisors is an integer number (6777549474300).

Almost surely, 2^{53215225525463} is an apocalyptic number.

53215225525463 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

53215225525463 is a deficient number, since it is larger than the sum of its proper divisors (1005170268937).

53215225525463 is a wasteful number, since it uses less digits than its factorization.

53215225525463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20544681.

The product of its digits is 10800000, while the sum is 50.

Adding to 53215225525463 its reverse (36452552251235), we get a palindrome (89667777776698).

The spelling of 53215225525463 in words is "fifty-three trillion, two hundred fifteen billion, two hundred twenty-five million, five hundred twenty-five thousand, four hundred sixty-three".