550006656045 has 64 divisors (see below), whose sum is σ = 1132548341760. Its totient is φ = 221200819200.

The previous prime is 550006656029. The next prime is 550006656047. The reversal of 550006656045 is 540656600055.

It is not a de Polignac number, because 550006656045 - 2⁴ = 550006656029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 550006655988 and 550006656006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550006656047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7644780 + ... + 7716389.

It is an arithmetic number, because the mean of its divisors is an integer number (17696067840).

Almost surely, 2^550006656045 is an apocalyptic number.

550006656045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

550006656045 is an abundant number, since it is smaller than the sum of its proper divisors (582541685715).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550006656045 is a wasteful number, since it uses less digits than its factorization.

550006656045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15361226.

The product of its (nonzero) digits is 540000, while the sum is 42.

It can be divided in two parts, 5500066 and 56045, that added together give a triangular number (5556111 = T₃₃₃₃).

The spelling of 550006656045 in words is "five hundred fifty billion, six million, six hundred fifty-six thousand, forty-five".