550355431130 has 64 divisors (see below), whose sum is σ = 1053708590592. Its totient is φ = 206247275520.

The previous prime is 550355431117. The next prime is 550355431193. The reversal of 550355431130 is 31134553055.

550355431130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×550355431130² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38087567 + ... + 38102013.

It is an arithmetic number, because the mean of its divisors is an integer number (16464196728).

Almost surely, 2^550355431130 is an apocalyptic number.

550355431130 is a deficient number, since it is larger than the sum of its proper divisors (503353159462).

550355431130 is a wasteful number, since it uses less digits than its factorization.

550355431130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15479.

The product of its (nonzero) digits is 67500, while the sum is 35.

Adding to 550355431130 its reverse (31134553055), we get a palindrome (581489984185).

The spelling of 550355431130 in words is "five hundred fifty billion, three hundred fifty-five million, four hundred thirty-one thousand, one hundred thirty".