5539847987953 has 2 divisors, whose sum is σ = 5539847987954. Its totient is φ = 5539847987952.

The previous prime is 5539847987837. The next prime is 5539847987987. The reversal of 5539847987953 is 3597897489355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3877071264784 + 1662776723169 = 1969028^2 + 1289487^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5539847987953 is a prime.

It is not a weakly prime, because it can be changed into another prime (5539847957953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2769923993976 + 2769923993977.

It is an arithmetic number, because the mean of its divisors is an integer number (2769923993977).

Almost surely, 2^{5539847987953} is an apocalyptic number.

It is an amenable number.

5539847987953 is a deficient number, since it is larger than the sum of its proper divisors (1).

5539847987953 is an equidigital number, since it uses as much as digits as its factorization.

5539847987953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10287648000, while the sum is 82.

The spelling of 5539847987953 in words is "five trillion, five hundred thirty-nine billion, eight hundred forty-seven million, nine hundred eighty-seven thousand, nine hundred fifty-three".