5135544505431 has 32 divisors (see below), whose sum is σ = 7645842859200. Its totient is φ = 3406780632960.

The previous prime is 5135544505417. The next prime is 5135544505447. The reversal of 5135544505431 is 1345054455315.

It is a happy number.

5135544505431 is a `hidden beast` number, since 5 + 1 + 3 + 5 + 54 + 4 + 50 + 543 + 1 = 666.

It is not a de Polignac number, because 5135544505431 - 2¹⁸ = 5135544243287 is a prime.

It is a super-2 number, since 2×5135544505431² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5135544505451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10526065 + ... + 11003141.

It is an arithmetic number, because the mean of its divisors is an integer number (238932589350).

Almost surely, 2^{5135544505431} is an apocalyptic number.

5135544505431 is a deficient number, since it is larger than the sum of its proper divisors (2510298353769).

5135544505431 is a wasteful number, since it uses less digits than its factorization.

5135544505431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479056 (or 479050 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 45.

The spelling of 5135544505431 in words is "five trillion, one hundred thirty-five billion, five hundred forty-four million, five hundred five thousand, four hundred thirty-one".