550055194786 has 16 divisors (see below), whose sum is σ = 828391449600. Its totient is φ = 273925359360.

The previous prime is 550055194769. The next prime is 550055194789. The reversal of 550055194786 is 687491550055.

It is a super-2 number, since 2×550055194786² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (550055194789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1556290 + ... + 1876738.

It is an arithmetic number, because the mean of its divisors is an integer number (51774465600).

Almost surely, 2^550055194786 is an apocalyptic number.

550055194786 is a deficient number, since it is larger than the sum of its proper divisors (278336254814).

550055194786 is a wasteful number, since it uses less digits than its factorization.

550055194786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323889.

The product of its (nonzero) digits is 7560000, while the sum is 55.

The spelling of 550055194786 in words is "five hundred fifty billion, fifty-five million, one hundred ninety-four thousand, seven hundred eighty-six".