557720450050 has 24 divisors (see below), whose sum is σ = 1037424774672. Its totient is φ = 223074258000.

The previous prime is 557720450041. The next prime is 557720450051. The reversal of 557720450050 is 50054027755.

It is a super-2 number, since 2×557720450050² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 557720449985 and 557720450012.

It is not an unprimeable number, because it can be changed into a prime (557720450051) 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 11 ways as a sum of consecutive naturals, for example, 480705 + ... + 1160395.

It is an arithmetic number, because the mean of its divisors is an integer number (43226032278).

Almost surely, 2^557720450050 is an apocalyptic number.

557720450050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

557720450050 is a deficient number, since it is larger than the sum of its proper divisors (479704324622).

557720450050 is a wasteful number, since it uses less digits than its factorization.

557720450050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696114 (or 696109 counting only the distinct ones).

The product of its (nonzero) digits is 245000, while the sum is 40.

The spelling of 557720450050 in words is "five hundred fifty-seven billion, seven hundred twenty million, four hundred fifty thousand, fifty".