5471557555979 has 2 divisors, whose sum is σ = 5471557555980. Its totient is φ = 5471557555978.

The previous prime is 5471557555943. The next prime is 5471557556051. The reversal of 5471557555979 is 9795557551745.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5471557555979 - 2²⁴ = 5471540778763 is a prime.

It is not a weakly prime, because it can be changed into another prime (5471557555939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2735778777989 + 2735778777990.

It is an arithmetic number, because the mean of its divisors is an integer number (2735778777990).

Almost surely, 2^{5471557555979} is an apocalyptic number.

5471557555979 is a deficient number, since it is larger than the sum of its proper divisors (1).

5471557555979 is an equidigital number, since it uses as much as digits as its factorization.

5471557555979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1736437500, while the sum is 74.

The spelling of 5471557555979 in words is "five trillion, four hundred seventy-one billion, five hundred fifty-seven million, five hundred fifty-five thousand, nine hundred seventy-nine".