5245540311471 has 16 divisors (see below), whose sum is σ = 7216219791360. Its totient is φ = 3387614274720.

The previous prime is 5245540311421. The next prime is 5245540311523. The reversal of 5245540311471 is 1741130455425.

It is a happy number.

It is not a de Polignac number, because 5245540311471 - 2⁴² = 847493800367 is a prime.

It is a super-3 number, since 3×5245540311471³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5245540311421) 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 15 ways as a sum of consecutive naturals, for example, 208790095 + ... + 208815216.

It is an arithmetic number, because the mean of its divisors is an integer number (451013736960).

Almost surely, 2^{5245540311471} is an apocalyptic number.

5245540311471 is a deficient number, since it is larger than the sum of its proper divisors (1970679479889).

5245540311471 is a wasteful number, since it uses less digits than its factorization.

5245540311471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417605446.

The product of its (nonzero) digits is 336000, while the sum is 42.

Adding to 5245540311471 its reverse (1741130455425), we get a palindrome (6986670766896).

The spelling of 5245540311471 in words is "five trillion, two hundred forty-five billion, five hundred forty million, three hundred eleven thousand, four hundred seventy-one".