550616515660 has 48 divisors (see below), whose sum is σ = 1160961076800. Its totient is φ = 219359304704.

The previous prime is 550616515643. The next prime is 550616515663. The reversal of 550616515660 is 66515616055.

It is a self number, because there is not a number n which added to its sum of digits gives 550616515660.

It is not an unprimeable number, because it can be changed into a prime (550616515663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5761224 + ... + 5856016.

It is an arithmetic number, because the mean of its divisors is an integer number (24186689100).

Almost surely, 2^550616515660 is an apocalyptic number.

It is an amenable number.

550616515660 is an abundant number, since it is smaller than the sum of its proper divisors (610344561140).

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

550616515660 is a wasteful number, since it uses less digits than its factorization.

550616515660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95970 (or 95968 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 550616515660 in words is "five hundred fifty billion, six hundred sixteen million, five hundred fifteen thousand, six hundred sixty".