5245271693651 has 16 divisors (see below), whose sum is σ = 5729604940800. Its totient is φ = 4762189027680.

The previous prime is 5245271693647. The next prime is 5245271693657. The reversal of 5245271693651 is 1563961725425.

It is a cyclic number.

It is not a de Polignac number, because 5245271693651 - 2² = 5245271693647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5245271693657) 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, 50701325 + ... + 50804673.

It is an arithmetic number, because the mean of its divisors is an integer number (358100308800).

Almost surely, 2^{5245271693651} is an apocalyptic number.

5245271693651 is a deficient number, since it is larger than the sum of its proper divisors (484333247149).

5245271693651 is a wasteful number, since it uses less digits than its factorization.

5245271693651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109354.

The product of its digits is 13608000, while the sum is 56.

The spelling of 5245271693651 in words is "five trillion, two hundred forty-five billion, two hundred seventy-one million, six hundred ninety-three thousand, six hundred fifty-one".