556544150450 has 18 divisors (see below), whose sum is σ = 1035181931709. Its totient is φ = 222615550120.

The previous prime is 556544150419. The next prime is 556544150527. The reversal of 556544150450 is 54051445655.

It can be written as a sum of positive squares in 2 ways, for example, as 545413267441 + 11130883009 = 738521^2 + 105503^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=527515.

It is a super-2 number, since 2×556544150450² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 5222399 + ... + 5327901.

Almost surely, 2^556544150450 is an apocalyptic number.

556544150450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

556544150450 is a deficient number, since it is larger than the sum of its proper divisors (478637781259).

556544150450 is an frugal number, since it uses more digits than its factorization.

556544150450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211018 (or 105510 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 44.

The spelling of 556544150450 in words is "five hundred fifty-six billion, five hundred forty-four million, one hundred fifty thousand, four hundred fifty".