556077080437745 has 4 divisors (see below), whose sum is σ = 667292496525300. Its totient is φ = 444861664350192.

The previous prime is 556077080437741. The next prime is 556077080437783. The reversal of 556077080437745 is 547734080770655.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 434088391004944 + 121988689432801 = 20834788^2 + 11044849^2 .

It is a cyclic number.

It is not a de Polignac number, because 556077080437745 - 2² = 556077080437741 is a prime.

It is a super-3 number, since 3×556077080437745³ (a number of 45 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (556077080437741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55607708043770 + ... + 55607708043779.

It is an arithmetic number, because the mean of its divisors is an integer number (166823124131325).

Almost surely, 2^{556077080437745} is an apocalyptic number.

It is an amenable number.

556077080437745 is a deficient number, since it is larger than the sum of its proper divisors (111215416087555).

556077080437745 is a wasteful number, since it uses less digits than its factorization.

556077080437745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111215416087554.

The product of its (nonzero) digits is 691488000, while the sum is 68.

The spelling of 556077080437745 in words is "five hundred fifty-six trillion, seventy-seven billion, eighty million, four hundred thirty-seven thousand, seven hundred forty-five".